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: Sports bras come in ____ basic styles.\Question: Choose the right answer from options given a) five b) six c) two d) zero

A: c
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Q: Nematodes occur in ____ general forms.\Question: Choose the right answer from options given a) nine b) two c) seven d) ten

A: b
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Q: Lampreys are primitive, jawless fishes, lack paired fins, and have ____ porelike gill openings.\Question: Choose the right answer from options given a) four b) zero c) seven d) six

A:
c
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