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').

Ex Input:
Cleavage is good in ____ directions forming cubes.\Question: Choose the right answer from options given a) two b) three c) six d) zero

Ex Output:
b


Ex Input:
Illiteracy is ____ percent higher among women than men.\Question: Choose the right answer from options given a) seven b) six c) zero d) five

Ex Output:
a


Ex Input:
Cottontail rabbits live up to ____ years in captivity.\Question: Choose the right answer from options given a) four b) ten c) two d) five

Ex Output:

b