Given a sentence with a missing word, pick the answer option that best fills out the missing word in the sentence. Indicate each answer with its index ('a', 'b', 'c', 'd').
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Question: Most viruses have only ____ organelles.\Question: Choose the right answer from options given a) ten b) two c) four d) eight

Answer: b


Question: Females can only have four babies at ____ time.\Question: Choose the right answer from options given a) no b) one c) nine d) three

Answer: b


Question: Skyscrapers are ____ story buildings.\Question: Choose the right answer from options given a) three b) six c) one d) four

Answer:
a