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]: Men are ____ times as likely to commit suicide than women.\Question: Choose the right answer from options given a) seven b) two c) four d) one
[A]: c


[Q]: Influenza epidemics are ____ times more likely during solar maxima.\Question: Choose the right answer from options given a) ten b) eight c) no d) four
[A]: d


[Q]: Beetles remain infectious for at least ____ weeks.\Question: Choose the right answer from options given a) three b) ten c) six d) zero
[A]:
a