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]: Pups get their sight in about ____ days.\Question: Choose the right answer from options given a) five b) six c) ten d) nine
[EX A]: c

[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]: Most cereals have only one to ____ grams, but the less-processed cereals and breads have much more.\Question: Choose the right answer from options given a) eight b) seven c) two d) five
[EX A]:
d