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').

Input: Consider Input: Guinea has ____ territories or colonies.\Question: Choose the right answer from options given a) no b) seven c) three d) eight

Output: a


Input: Consider Input: Paleontologists specialize in ____ main areas.\Question: Choose the right answer from options given a) eight b) five c) no d) six

Output: b


Input: Consider Input: Digestive warmth is the key to the success of the entire process of keeping ____ humors in balance.\Question: Choose the right answer from options given a) seven b) eight c) three d) five


Output: c