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: Elephants rise ____ inches when they inhale.\Question: Choose the right answer from options given a) two b) five c) one d) eight

Output: a


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: Serious offenses carry sentences of ____ years or above.\Question: Choose the right answer from options given a) eight b) ten c) zero d) seven


Output: d