Your taskFill in the gap in each sentence with the correct word or phrase.agreementinstallationperformancedevelopmentoperationendorsementconfigurationencryptionauthorizationcomplianceprovisionobligationinfringementinfluencerdeveloper0 / 15 answeredYour score0 / 150%Keep practising! Focus on the explanations below.1Both parties signed a non-disclosure to keep all contract terms strictly confidential. (AGREE)Correct answer: agreement▸ Why?Add -ment to "agree" to form "agreement" — the noun for a mutual decision or binding contract; "agree" is a verb and cannot follow "a non-disclosure" in a compound noun slot.2The of the new software across all 200 workstations took the IT team most of the week. (INSTALL)Correct answer: installation▸ Why?Add -ation to "install" to form "installation" — the noun for the process of setting up hardware or software; "install" is a verb and cannot serve as the subject of "took" in this noun position.3Each team member's is reviewed at the end of every quarter by the project director. (PERFORM)Correct answer: performance▸ Why?Add -ance to "perform" to form "performance" — the noun for how well someone or something functions; "perform" is a verb and cannot follow the possessive "member's" as a noun; "performer" refers to a person, not an abstract measure.4The of the new mobile app took six months longer than the original schedule allowed. (DEVELOP)Correct answer: development▸ Why?Add -ment to "develop" to form "development" — the noun for the process of creating or improving a product; "develop" is a verb and cannot serve as the subject of "took" in this noun position.5The day-to-day of the facility is managed by a team of ten on-site technicians. (OPERATE)Correct answer: operation▸ Why?Add -ion to "operate" to form "operation" — the noun for the way a system or facility functions; "operate" is a verb and cannot follow "day-to-day" as a compound noun modifier.6The celebrity's of the product led to a 40% increase in online sales within one week. (ENDORSE)Correct answer: endorsement▸ Why?Add -ment to "endorse" to form "endorsement" — the noun for a public statement of support for a product or person; "endorse" is a verb and cannot follow the possessive "celebrity's" in this noun slot.7The default of the firewall must be updated before the new server goes live. (CONFIGURE)Correct answer: configuration▸ Why?Add -ation to "configure" to form "configuration" — the noun for the way a system is set up; "configure" is a verb and cannot follow "The default" as a noun; "configurate" is non-standard and never used.8Strong data is required for all files containing personally identifiable information. (ENCRYPT)Correct answer: encryption▸ Why?Add -ion to "encrypt" to form "encryption" — the noun for the process of converting data into a secure, unreadable format; "encrypt" is a verb and cannot follow "data" as a compound noun modifier here.9The system requires two-factor before granting access to the payroll database. (AUTHORIZE)Correct answer: authorization▸ Why?Add -ation to "authorize" to form "authorization" — the noun for official permission to access or perform an action; "authorize" is a verb and cannot follow "two-factor" as a compound noun modifier; British spelling "authorisation" is equally correct.10All data handling processes must be in full with the current privacy regulations. (COMPLY)Correct answer: compliance▸ Why?"Comply" + -ance → "compliance" — the y-to-i spelling change applies: comply → compli + ance = compliance; learners often write "complyance" or "compliancy" (non-standard) — only "compliance" is the accepted noun form in regulatory English.11The contract included a for early termination in the event of a material breach by either party. (PROVIDE)Correct answer: provision▸ Why?"Provide" → "provision" — an irregular formation derived from Latin "provisio"; learners expecting "provident" or "provement" will not find a standard form; "provision" in legal English means a specific clause or condition written into a contract.12Under the terms of the agreement, the supplier has a legal to deliver goods within seven working days. (OBLIGE)Correct answer: obligation▸ Why?"Oblige" → "obligation" — the base shifts from the French-influenced "oblige" to the Latin "obligatio"; learners sometimes write "obligement" or "obligion" — only "obligation" is standard in legal and business English.13The company was sued for copyright after using photographs without obtaining a licence. (INFRINGE)Correct answer: infringement▸ Why?Add -ment to "infringe" to form "infringement" — the noun for a violation of a legal right or patent; "infringe" is a verb and cannot follow "copyright" as a compound noun; "infraction" is a related but different legal term.14The brand partnered with a social media to promote its latest product to a younger audience. (INFLUENCE)Correct answer: influencer▸ Why?Add -r to "influence" to form "influencer" — the agent noun for a person who shapes others' opinions, especially online; "influential" is the adjective form and cannot fill the noun slot after "a social media."15The company hired an experienced software to build the new customer-facing online portal. (DEVELOP)Correct answer: developer▸ Why?Add -er to "develop" to form "developer" — the agent noun for a person who creates software; contrast with "development" (the process, Q4) — "developer" refers to the person, not the activity; "developing" is a gerund or adjective and cannot follow "experienced software."Check AnswersPlease answer at least one question first.Found an error in this exercise? Let us know.