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]: Japan is the second largest single country importer with about ____ per cent of world oat imports.\Question: Choose the right answer from options given a) five b) one c) four d) eight
[A]: a


[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]: Sexual reproduction involves ____ gametes from different parents.\Question: Choose the right answer from options given a) one b) two c) ten d) six
[A]:
b