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: Fats come in ____ different forms saturated and unsaturated.\Question: Choose the right answer from options given a) no b) two c) six d) seven

A: b
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Q: Ants have ____ stomachs.\Question: Choose the right answer from options given a) two b) nine c) four d) seven

A: a
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Q: Eastern cottontails are ready to mate when they are ____ months old.\Question: Choose the right answer from options given a) eight b) five c) two d) three

A:
d
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