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').

Q: Ales actively ferment with yeast for two to ____ days.\Question: Choose the right answer from options given a) five b) nine c) three d) six

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

A: b
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Q: Spikelets generally contain ____ fertile flowers.\Question: Choose the right answer from options given a) six b) three c) two d) no

A:
c
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