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]: Insects have ____ common types of metamorphosis.\Question: Choose the right answer from options given a) six b) eight c) two d) seven
[EX A]: c

[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]: Insects also go through ____ different pathways of development .\Question: Choose the right answer from options given a) zero b) nine c) two d) seven
[EX A]:
c