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: Worker bees have ____ pairs of wax glands on the underside of their abdomens.\Question: Choose the right answer from options given a) no b) two c) nine d) four

Output: d


Input: Consider Input: Water is present in all ____ phases in Earth s atmosphere.\Question: Choose the right answer from options given a) six b) nine c) two d) three

Output: d


Input: Consider Input: Cysts can remain viable in cold water for ____ months.\Question: Choose the right answer from options given a) no b) four c) five d) two


Output: d