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: Lynx consume one or ____ hares a day.\Question: Choose the right answer from options given a) five b) no c) two d) three
Example Output: c

Example Input: Pandas reach adulthood at about ____ years of age.\Question: Choose the right answer from options given a) eight b) seven c) five d) six
Example Output: c

Example Input: Mice have four legs, ____ feet and one tail per unit-mouse.\Question: Choose the right answer from options given a) five b) two c) four d) three
Example Output:
c