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: Selenium is ____ times more poisonous than arsenic.\Question: Choose the right answer from options given a) one b) five c) eight d) two

Output: b


Input: Consider Input: Moles are about the size of chipmunks and can weigh anywhere from three to ____ ounces.\Question: Choose the right answer from options given a) eight b) two c) no d) six


Output: d