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: Routers are basically systems, which connect ____ networks together.\Question: Choose the right answer from options given a) three b) two c) nine d) six

Answer: b


Question: Vampires generally are male, and rabies is ____ times more frequent in men than in women.\Question: Choose the right answer from options given a) no b) two c) zero d) seven

Answer: d


Question: Aromatic oil comes in a ____ milliliter bottle.\Question: Choose the right answer from options given a) two b) one c) nine d) ten

Answer:
d