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: Chickens take about six to ____ weeks to grow.\Question: Choose the right answer from options given a) eight b) two c) no d) five

Output: a


Input: Consider Input: Today there are ____ federal states, each based on cultural affiliations.\Question: Choose the right answer from options given a) one b) nine c) seven d) zero

Output: b


Input: Consider Input: Most babies eat every ____ to four hours.\Question: Choose the right answer from options given a) eight b) two c) one d) zero


Output: b