<span>Hecht jump A jump executed from the highest of two asymmetrical bars in which the body is folded around the lower bar and continues to circle until the legs point down at a 45-degree angle. The body is then extended from the hips as the gymnast jumps to the floor with legs straightened and arms extended.</span>
I'd say it's having friends who admire her for sticking to her morals.
The answer would be : C. Increase the intensity of cardiovascular workouts
cardiovascular workouts are the best one to increase the target heart rate. By increasing it's intensity, Xavier will increase his heart rate to the point where he managed to achieve his target
hope this helps
Tennis helps with coordination. If that isn't one of the choices, let me know in a comment what the options are.