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').

Q: Fluoroscopy has ____ magnification modes and image capture.\Question: Choose the right answer from options given a) zero b) two c) nine d) eight

A: b
****
Q: Ground beef can last up to four months, and chicken parts can stay good for ____ months.\Question: Choose the right answer from options given a) ten b) no c) nine d) zero

A: c
****
Q: Pumpkins are grown on six of the ____ continents, excluding Antarctica.\Question: Choose the right answer from options given a) four b) three c) seven d) six

A:
c
****