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: Chickens take about six to ____ weeks to grow.\Question: Choose the right answer from options given a) eight b) two c) no d) five

A: a
****
Q: Many animals use two or ____ forest structure types.\Question: Choose the right answer from options given a) eight b) zero c) two d) three

A: d
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Q: Some male fish return after just ____ years.\Question: Choose the right answer from options given a) no b) two c) one d) six

A:
b
****