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]: Ultrasonic liposuction fits into ____ categories.\Question: Choose the right answer from options given a) two b) seven c) nine d) one
[A]: a


[Q]: Today there are ____ basic classifications of sausage.\Question: Choose the right answer from options given a) five b) four c) six d) one
[A]: a


[Q]: Diabetics have to worry about their feet because diabetes hurts feet in ____ ways.\Question: Choose the right answer from options given a) four b) two c) one d) three
[A]:
d