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: Baboons can travel up to ____ miles a day.\Question: Choose the right answer from options given a) seven b) three c) two d) six

Output: d


Input: Consider Input: All cattle have a ____ chambered stomach, consisting of a rumen, reticulum, omasum and abomasum.\Question: Choose the right answer from options given a) ten b) four c) six d) two

Output: b


Input: Consider Input: Children are sensory bound, meaning they learn through their ____ senses.\Question: Choose the right answer from options given a) five b) no c) zero d) nine


Output: a