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').

[EX Q]: Adult tarantulas require a minimum of ____ to five crickets a week.\Question: Choose the right answer from options given a) seven b) three c) four d) five
[EX A]: b

[EX Q]: Ozone is a naturally occurring molecule containing ____ atoms of oxygen.\Question: Choose the right answer from options given a) three b) five c) nine d) eight
[EX A]: a

[EX Q]: Plants can bloom ____ or more times a year.\Question: Choose the right answer from options given a) six b) nine c) two d) five
[EX A]:
c