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:
Vision disorders affect one in every ____ school-age children.\Question: Choose the right answer from options given a) five b) four c) nine d) one
answer:
b


question:
Mosquitoes spend one to ____ days in the pupae stage.\Question: Choose the right answer from options given a) zero b) two c) five d) three
answer:
b


question:
Female cheetahs carry their young for a gestation period of around ____ months.\Question: Choose the right answer from options given a) ten b) three c) no d) nine
answer:

b