The answer will be immunity.
Hey there i would say <span>False</span>
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
paralanguage: <span>the nonlexical component of communication by speech, for example
intonation, pitch and speed of speaking, hesitation noises, gesture, and
facial expression.</span>
Hoped that help;)
- Whitewolf