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:
Electrolytic capacitors have a useful life of about ____ years.\Question: Choose the right answer from options given a) ten b) eight c) zero d) seven
answer:
a


question:
Some infected people have ____ symptoms at all.\Question: Choose the right answer from options given a) four b) eight c) no d) five
answer:
c


question:
Many orchids take five to ____ years to mature to flowering.\Question: Choose the right answer from options given a) seven b) three c) zero d) six
answer:

a