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: Some taxonomists classify only ____ species though.\Question: Choose the right answer from options given a) one b) six c) two d) three

A: c
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Q: Hydra has ____ distinct methods of reproduction, asexual and sexual.\Question: Choose the right answer from options given a) two b) zero c) no d) ten

A: a
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Q: Sensuality involves all ____ of the senses.\Question: Choose the right answer from options given a) eight b) ten c) zero d) five

A:
d
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