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: Sexual maturity is reached at about ____ years of age.\Question: Choose the right answer from options given a) five b) ten c) no d) two

Output: d


Input: Consider Input: Cannons are a three ball shot from a corner spot or on the ____ yard line.\Question: Choose the right answer from options given a) no b) four c) five d) one

Output: d


Input: Consider Input: Rodents contaminate ____ times more food than they eat.\Question: Choose the right answer from options given a) two b) eight c) ten d) five


Output: c