Answer:
Option B, Yoga, tai chi, and biofeedback
Explanation:
Tai chi is an exercise that involves very gentle physical exercise, deep breathing and stretching by forming postures which transit from one posture to the other while remaining in constant motion.
Yoga involves several postures that consist of deep breathing, meditation, concentration, stretching, pressuring important body points etc.
Biofeedback includes deep breathing, muscle relaxation and guided imagery formation as a part of its relaxation exercise.