Which statement explains why athletes experience a burning sensation in their muscles after vigorous exercise?
A. Their muscles have taken in too much oxygen.
B. The conditions in their muscles have become anaerobic.
C. The temperature in their muscles has become too high.
D. Their muscles have become flooded with glucose.

B

Explanation:

Athletes get a burning sensation due to a LACK of oxygen in their muscles. And the definition of absence of oxygen is anaerobic.

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