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: 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

Answer: b

Question: Corms are undifferentiated, uniform, and contain ____ rings when cut apart.\Question: Choose the right answer from options given a) no b) three c) one d) zero

Answer: a

Question: Children of alcoholics are ____ times more likely than non-COAs to develop alcoholism.\Question: Choose the right answer from options given a) four b) one c) three d) no

Answer:
a