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]: Beer is made from fermented grains and has an alcohol content of ____ to six percent.\Question: Choose the right answer from options given a) zero b) three c) two d) ten
[A]: b


[Q]: Acoustic guitars come in ____ types.\Question: Choose the right answer from options given a) two b) ten c) one d) four
[A]: a


[Q]: Infant are especially vulnerable in the first ____ weeks of life.\Question: Choose the right answer from options given a) three b) six c) four d) five
[A]:
c