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:
Polyester has ____ favorable properties.\Question: Choose the right answer from options given a) four b) two c) seven d) six
answer:
b


question:
Electrolytic capacitors have a finite lifetime, usually about ____ years.\Question: Choose the right answer from options given a) zero b) ten c) four d) eight
answer:
b


question:
Most phone numbers are ____ digits with the exception of mobile numbers, which are ten digits.\Question: Choose the right answer from options given a) eight b) five c) two d) four
answer:

a