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').

[Q]: All butterflies go through ____ distinct stages in their lives.\Question: Choose the right answer from options given a) eight b) seven c) four d) three
[A]: c


[Q]: Democracy is ____ wolves and one sheep voting on what to have for supper.\Question: Choose the right answer from options given a) ten b) three c) zero d) one
[A]: b


[Q]: Biennials live for ____ years.\Question: Choose the right answer from options given a) two b) six c) five d) ten
[A]:
a