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17 votes
Arif has recently quit smoking. What benefit can he expect to occur within a few hours of quitting?

A.blood oxygen levels returned to normal

B.risk of heart disease cut in half

D.improved liver health

C.reduced coughing and congestion

2 Answers

5 votes
I think the answer may be C
User Brewmanz
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4.3k points
8 votes

Answer: I would say the answer is D.

User Jnowland
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3.5k points