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').
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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: Onion thrips experience ____ instars.\Question: Choose the right answer from options given a) three b) six c) eight d) four

Answer: d


Question: Bees are robust bodied, hairy insects with ____ wings.\Question: Choose the right answer from options given a) three b) no c) one d) four

Answer:
d