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: Woodchucks produce about ____ young and virtually all females breed annually.\Question: Choose the right answer from options given a) ten b) four c) no d) six

A: b
****
Q: Smoking is responsible for one out of ____ American deaths.\Question: Choose the right answer from options given a) five b) six c) nine d) seven

A: a
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Q: Some deserts receive only three or ____ inches of rain a year.\Question: Choose the right answer from options given a) seven b) four c) nine d) three

A:
b
****