Answer:
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Of the more than 7,000 chemicals in tobacco smoke, at least 250 are known to be harmful, including hydrogen cyanide, carbon monoxide, and ammonia (1, 2, 5). Among the 250 known harmful chemicals in tobacco smoke, at least 69 can cause cancer. These cancer-causing chemicals include the following (1, 2, 5)
Explanation:
<h2>Question</h2>
The more physically fit you are
<h2>✒ Answer</h2>
D. the lower your resting heart rate
<h3>Full sentence</h3>
The more physically fit you are the lower your resting heart rate
A healthy bmi is between 18-24 so it’s either B. or C. but i’d pick C.