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 Q]: Malignant tumors are more dangerous, and survival times can range from ____ months to several years.\Question: Choose the right answer from options given a) one b) no c) ten d) six
[EX A]: d

[EX Q]: 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 A]: c

[EX Q]: Most people lose a pound every ____ to two days.\Question: Choose the right answer from options given a) nine b) one c) three d) six
[EX A]:
b