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: Chemistry has ____ less important names.\Question: Choose the right answer from options given a) ten b) no c) eight d) nine

Output: b


Input: Consider Input: Cigarette smokers are ____ times more likely to die of lung cancer than nonsmokers.\Question: Choose the right answer from options given a) ten b) six c) four d) nine

Output: a


Input: Consider Input: Body temperature attains ambient levels within four to ____ hours.\Question: Choose the right answer from options given a) two b) six c) zero d) ten


Output: b