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').
--------
Question: Many people have ____ symptoms until they suffer chest pains or a heart attack.\Question: Choose the right answer from options given a) three b) one c) no d) seven

Answer: c


Question: Bacteria come in ____ basic shapes.\Question: Choose the right answer from options given a) five b) one c) three d) nine

Answer: c


Question: Alligators mature at the age of ____ to twelve and are six feet long.\Question: Choose the right answer from options given a) three b) ten c) five d) nine

Answer:
b