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: Cows breed at ____ years, bulls at four.\Question: Choose the right answer from options given a) two b) three c) seven d) one

Answer: b


Question: Peonies grow from two to ____ feet in height.\Question: Choose the right answer from options given a) five b) zero c) three d) four

Answer: d


Question: Catalytic mechanisms share ____ characteristics.\Question: Choose the right answer from options given a) nine b) five c) seven d) two

Answer:
b