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]: Eastern cottontails have ____ different fur coats each year.\Question: Choose the right answer from options given a) five b) two c) eight d) six
[A]: b


[Q]: Mammals have only ____ sets of teeth.\Question: Choose the right answer from options given a) six b) five c) seven d) two
[A]: d


[Q]: Rats multiply ____ times as fast as cats.\Question: Choose the right answer from options given a) four b) two c) one d) six
[A]:
a