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:
Righteousness always points in ____ directions.\Question: Choose the right answer from options given a) six b) two c) one d) four
answer:
b


question:
Ozone is a molecule containing ____ oxygen atoms.\Question: Choose the right answer from options given a) one b) nine c) no d) three
answer:
d


question:
Humans are trichromats, sensitive to ____ fundamental wavelengths of visible light.\Question: Choose the right answer from options given a) nine b) eight c) three d) one
answer:

c