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:
Birds reach sexual maturity in three to ____ years.\Question: Choose the right answer from options given a) seven b) two c) five d) six
answer:
c


question:
Studies show that childhood obesity is epidemic and that ____ in five children is overweight.\Question: Choose the right answer from options given a) one b) two c) nine d) ten
answer:
a


question:
Chlorine is in a group of elements having ____ electrons in their outer shells.\Question: Choose the right answer from options given a) two b) seven c) zero d) four
answer:

b