There are six skill-related fitness components: agility, balance, coordination, speed, power, and reaction time. Skilled athletes typically excel in all six areas. Agility is the ability to change and control the direction and position of the body while maintaining a constant, rapid motion.
the answer is C.rapid muscle building because its actually the opposite muscle loss and muscle weakness is a symptom of anorexia nervosa but C says rapid and building which is incorrect.