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').

Input: Consider Input: Trappers have ____ genders and reproduce sexually.\Question: Choose the right answer from options given a) zero b) two c) five d) one

Output: b


Input: Consider Input: Chemistry has ____ less important names.\Question: Choose the right answer from options given a) ten b) no c) eight d) nine

Output: b


Input: Consider Input: Research confirms that infants begin learning language during the first ____ months of life.\Question: Choose the right answer from options given a) nine b) six c) one d) no


Output: b