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: People can go without food for up to about ____ weeks.\Question: Choose the right answer from options given a) three b) one c) nine d) four

Answer: a


Question: Rock cavies become sexually mature when they are about one to ____ months old.\Question: Choose the right answer from options given a) one b) four c) three d) seven

Answer: c


Question: Some seeds can remain dormant for up to ____ years.\Question: Choose the right answer from options given a) two b) six c) eight d) one

Answer:
a