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]: Government is divided into ____ basic functions.\Question: Choose the right answer from options given a) three b) no c) two d) four
[A]: c


[Q]: Babies show an interest in solid foods when they are approximately four to ____ weeks old.\Question: Choose the right answer from options given a) nine b) eight c) five d) six
[A]: c


[Q]: Cats begin to show visible age-related changes at about ____ to twelve years of age.\Question: Choose the right answer from options given a) no b) nine c) seven d) ten
[A]:
c