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]: Shamrocks can be ____ of four leafs.\Question: Choose the right answer from options given a) six b) seven c) zero d) three
[A]: d


[Q]: Women are ____ times as likely as men are to develop osteoporosis.\Question: Choose the right answer from options given a) zero b) four c) one d) nine
[A]: b


[Q]: Currency is a fixed-point number with ____ digits to the right of the decimal point.\Question: Choose the right answer from options given a) five b) no c) four d) six
[A]:
c