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').

Ex Input:
Basting is the stitching used to hold the ____ layers of fabric together while quilting.\Question: Choose the right answer from options given a) four b) six c) three d) ten

Ex Output:
c


Ex Input:
Beavers live in families that include an adult pair and ____ to three years worth of offspring.\Question: Choose the right answer from options given a) no b) one c) four d) ten

Ex Output:
b


Ex Input:
Newborns routinely cry a total of one to ____ hours per day.\Question: Choose the right answer from options given a) five b) one c) four d) six

Ex Output:

c