By working through their problems
Answer:
Raw veganism
Explanation
A raw vegan diet combines veganism and raw foodism. The diet includes foods that are plant-based, raw, and unprocessed. Raw vegan diets exclude animal products, such as meat and dairy products, and foods that need cooking.
It can help you because if you're not afraid of laughing at yourself then you won't mind as much if people laugh at you and you'll in a way realise that you're also one who makes mistakes this is my aspect on it I ain't saying it's the best answer
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