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: All quetzals have ____ legs.\Question: Choose the right answer from options given a) four b) zero c) eight d) ten

A: a
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Q: Most women take about ____ weeks to stop bleeding and to heal inside.\Question: Choose the right answer from options given a) two b) no c) four d) zero

A: c
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Q: All compound microscopes contain ____ magnifying lenses and work similarly.\Question: Choose the right answer from options given a) six b) two c) five d) four

A:
b
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