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: Batteries consist of ____ electrodes immersed in an electrolyte.\Question: Choose the right answer from options given a) two b) eight c) three d) seven

Output: a


Input: Consider Input: Most Trusts have ____ or more Trustees.\Question: Choose the right answer from options given a) zero b) nine c) ten d) two

Output: d


Input: Consider Input: Some programming languages have ____ or more standards.\Question: Choose the right answer from options given a) no b) seven c) two d) three


Output: c