Question

which of the following is the best description of aerobic exercises? a. activities that involve short bursts of energy b. exercises that require continuous oxygen delivery over time c. activities that increase bone density d. exercises that focus on flexibility what is a primary benefit of having high cardiovascular fitness? a. increased muscle mass b. reduced body fat c. enhanced oxygen delivery to muscles during activity d. greater flexibility

Explanation:

Aerobic exercises rely on oxygen for energy over an extended period. High - cardiovascular fitness improves the body's ability to deliver oxygen to muscles during activity.

Answer:

1. b. Exercises that require continuous oxygen delivery over time
2. c. Enhanced oxygen delivery to muscles during activity