instruction:
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').
question:
Metals often crystallize in a ____ dimensional version of the hexagonal closest packed structure.\Question: Choose the right answer from options given a) one b) seven c) three d) eight
answer:
c


question:
Nematodes occur in ____ general forms.\Question: Choose the right answer from options given a) nine b) two c) seven d) ten
answer:
b


question:
Weights are usually numbers between ____ and one.\Question: Choose the right answer from options given a) one b) five c) zero d) nine
answer:

c