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: Oranges signify good health, and the number ____ sounds like the word for prosperity .\Question: Choose the right answer from options given a) six b) four c) five d) eight

Output: d


Input: Consider Input: Dunes are of ____ types - linear and parabolic.\Question: Choose the right answer from options given a) three b) four c) ten d) two

Output: d


Input: Consider Input: Females usually mate successfully for the first time between the ages of ____ and eight.\Question: Choose the right answer from options given a) seven b) nine c) one d) six


Output: d