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]: Sculpture involves the ____ different processes of carving and modeling.\Question: Choose the right answer from options given a) five b) three c) two d) ten
[EX A]: c

[EX Q]: Tilt consists of ____ small surface vents.\Question: Choose the right answer from options given a) zero b) three c) seven d) no
[EX A]: b

[EX Q]: Most curable tumors require at least six to ____ cycle of therapy.\Question: Choose the right answer from options given a) no b) eight c) one d) zero
[EX A]:
b