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: All butterflies go through ____ life stages .\Question: Choose the right answer from options given a) one b) four c) zero d) five

Output: b


Input: Consider Input: Eastern cottontails have ____ different fur coats each year.\Question: Choose the right answer from options given a) five b) two c) eight d) six

Output: b


Input: Consider Input: Globule is surrounded by shield cells which are ____ in number.\Question: Choose the right answer from options given a) eight b) nine c) five d) seven


Output: a