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: Genetic mapping divides the chromosomes in ____ bands.\Question: Choose the right answer from options given a) ten b) two c) four d) nine

A: b
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Q: Statistics show, however, that men are ____ times more likely to be lefty than women.\Question: Choose the right answer from options given a) four b) three c) nine d) two

A: b
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Q: Smokers are ____ times more likely to die from lung cancer than nonsmokers.\Question: Choose the right answer from options given a) four b) ten c) one d) eight

A:
b
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