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').

Example Input: Widowed men are ____ times as likely to be murdered.\Question: Choose the right answer from options given a) two b) four c) three d) no
Example Output: b

Example Input: Circumcisions usually heal within ____ to two weeks.\Question: Choose the right answer from options given a) one b) five c) eight d) nine
Example Output: a

Example Input: Precious metals appear in the names of ____ stories.\Question: Choose the right answer from options given a) four b) eight c) three d) two
Example Output:
c