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Which two body systems are most affected when a person is participating in a marathon running event? A. endocrine and digestive B. Endocrine and muscular c. skeletal and digesti…

Which two body systems are most affected when a person is participating in a marathon running event? A. endocrine and digestive B. Endocrine and muscular c. skeletal and digesti…
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Which two body systems are most affected when a person is participating in a marathon running event?

A. endocrine and digestive
B. Endocrine and muscular
c. skeletal and digestive
d. skeletal and muscular​

User Inyourdream
by
8.6k points

1 Answer

2 votes

Answer:

d. skeletal and muscular

User Shrutim
by
8.3k points
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