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:
Natural tellurium consists of ____ isotopes.\Question: Choose the right answer from options given a) six b) seven c) eight d) one
answer:
c


question:
Most women notice their breasts become fuller and firmer within the first six to ____ weeks.\Question: Choose the right answer from options given a) four b) eight c) zero d) ten
answer:
b


question:
Osteoporosis produces ____ symptoms or warning signs until a fracture occurs.\Question: Choose the right answer from options given a) six b) one c) no d) seven
answer:

c