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').

Calves can swim ____ days after they are born.\Question: Choose the right answer from options given a) ten b) two c) zero d) one
b

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
c

Cattle can have up to six to ____ years of grazing, after which a scrub savannah grows up.\Question: Choose the right answer from options given a) no b) ten c) six d) zero

b