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:
Sculpture involves the ____ different processes of carving and modeling.\Question: Choose the right answer from options given a) five b) three c) two d) ten

Ex Output:
c


Ex Input:
Cows breed at ____ years, bulls at four.\Question: Choose the right answer from options given a) two b) three c) seven d) one

Ex Output:
b


Ex Input:
Women have a ____ times greater chance of developing osteoporosis than men.\Question: Choose the right answer from options given a) no b) four c) nine d) seven

Ex Output:

b