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: Some people try to count to ____ when they feel angry.\Question: Choose the right answer from options given a) no b) ten c) seven d) five
Example Output: b

Example Input: Every person is a carrier for about ____ rare genetic conditions.\Question: Choose the right answer from options given a) nine b) ten c) six d) three
Example Output: b

Example Input: Many women have mild nausea with some vomiting for the first ____ months.\Question: Choose the right answer from options given a) three b) two c) five d) nine
Example Output:
a