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').
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Question: Vaccination typically occurs at ____ to eight weeks of age in kittens.\Question: Choose the right answer from options given a) three b) nine c) six d) no

Answer: c


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

Answer: b


Question: Fuel cells operate quietly and are ____ to low emissions, comparable to a battery-powered vehicle.\Question: Choose the right answer from options given a) seven b) two c) three d) zero

Answer:
d