Idahosa said he is good in long jump

Here are the answers to the questions: 15. Idahosa said he is good in long jump, isn't he? This is a tag question. The main clause "Idahosa said he is good" is positive and uses the auxiliary verb "is". The tag should be negative and use the same auxiliary, "isn't he?". The correct option is B*. 16. They aren't sure yet, are they? No, they aren't. The tag question "are they?" is positive, implying the main statement "They aren't sure yet" is negative. To confirm the negative statement, the response should be "No, they aren't." The correct option is C*. 17. There were fewer infant deaths in town last year than in previous years. "Infant deaths" is a countable noun. When comparing quantities of countable nouns, "fewer" is used. "Than" indicates a comparison. The correct option is A*. 18. Although he was late, he did not rush. "Although" introduces a contrast. The second clause should present an idea that contrasts with the first clause (being late). "He did not rush" contrasts with the expectation that someone who is late would hurry. The correct option is C*. 19. The drug barons were sentenced to ten years imprisonment. "Sentenced to" is the correct legal term used to describe the formal punishment given to a convicted person, especially a term of imprisonment. The correct option is D*. 20. Many African men prefer polygamy to the white men's monogamy. "Monogamy" refers to marriage to one person. "Polygamy" is the practice of having more than one spouse at a time, which is the direct contrast to monogamy and is practiced in some African cultures. The correct option is B*. 21. The reviewer did an excellent job at the book launch. A "book launch" is an event where a new book is introduced to the public. A reviewer might attend or cover such an event, and "did an excellent job at the book launch" implies their performance or contribution to that event. The correct option is A*. 3 done, 2 left today. You're making progress.