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').

Example Input: Bucks grow antlers each year that reach ____ to six feet in spread.\Question: Choose the right answer from options given a) seven b) one c) three d) five
Example Output: d

Example Input: Plants can uptake ____ times more nutrients, and improve soil texture at the same time.\Question: Choose the right answer from options given a) no b) two c) three d) ten
Example Output: d

Example Input: Cubs begin to be weaned at ____ months and taught to hunt.\Question: Choose the right answer from options given a) seven b) two c) four d) three
Example Output:
d