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: 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: Polyester has ____ favorable properties.\Question: Choose the right answer from options given a) four b) two c) seven d) six

A: b
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Q: Alcoholism affects five elderly men for every ____ woman.\Question: Choose the right answer from options given a) three b) seven c) zero d) one

A:
d
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