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').
--------
Question: Women live an average of five to ____ years longer then men.\Question: Choose the right answer from options given a) one b) five c) ten d) seven

Answer: d


Question: Females reach sexual maturity around ____ to five year-olds.\Question: Choose the right answer from options given a) four b) five c) one d) ten

Answer: a


Question: Prairie voles look like rodents with small rounded bodies, ____ short legs and a short tail.\Question: Choose the right answer from options given a) two b) nine c) four d) zero

Answer:
c