9. How can lifestyle affect the functioning of the respiratory and circulatory systems?
a. One's lifestyle has a significant impact on the body as it can strengthen the respiratory and circulatory systems.
b. One's lifestyle has a significant impact on the body as it can either strengthen or weaken the respiratory and circulatory systems.
c. One's lifestyle has a significant impact on the body as it cannot either strengthen or and circulatory systems.
a. One's lifestyle has a significant impact on the body as it can strengthen the respiratory and circulatory systems.
b. One's lifestyle has a significant impact on the body as it can either strengthen or weaken the respiratory and circulatory systems.
c. One's lifestyle has a significant impact on the body as it cannot either strengthen or and circulatory systems.
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Answer:
B.
One's lifestyle has a significant impact on the body as it can either strengthen or weaken the respiratory and circulatory systems.
Explanation: