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]: Lynx consume one or ____ hares a day.\Question: Choose the right answer from options given a) five b) no c) two d) three
[A]: c


[Q]: Bone marrow replenishes itself fully within ____ weeks.\Question: Choose the right answer from options given a) nine b) no c) one d) two
[A]: d


[Q]: Stroke is the nation's number ____ killer and the leading cause of adult long-term disability.\Question: Choose the right answer from options given a) four b) three c) eight d) five
[A]:
b