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: Tribal peoples teach that there are ____ parts to any ceremony, each equally important.\Question: Choose the right answer from options given a) four b) nine c) ten d) seven

A: a
****
Q: Hybridization is the practice of ____ different species interbreeding.\Question: Choose the right answer from options given a) no b) one c) two d) three

A: c
****
Q: Uninsured men are up to ____ times more likely to die in the hospital.\Question: Choose the right answer from options given a) five b) four c) nine d) three

A:
d
****