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').

[EX 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
[EX A]: c

[EX Q]: Laparoscopic surgery is performed via three or ____ small incisions in the abdomen.\Question: Choose the right answer from options given a) nine b) six c) five d) four
[EX A]: d

[EX Q]: Prion diseases appear to arise in ____ ways.\Question: Choose the right answer from options given a) ten b) three c) no d) seven
[EX A]:
b