Question

unit test
unit test complete
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federal guidelines recommend that children perform a vigorous workout at least three days a week. which activity would meet this goal?
sprinting fast around the school track
walking casually with friends to school
floating in the pool before swimming class
stretching as part of an exercise warm - up routine

Explanation:

Vigorous workouts increase heart rate significantly. Sprinting fast is intense. Walking casually, floating, and stretching are low - intensity.

Answer:

sprinting fast around the school track