Will aid in avoiding or preventing overtraining. a.. active recovery. c.. overuse recovery. b.. sedentary recovery. d.. condition recovery

Overtraining is not healthy for a person who is so eager to be physically fit and want an active lifestyle. After a hard training for a day or days, it is recommendable to take active recovery where full rest is acquired by the person. Answer to this problem is A. 

White dwarf is very hot, but also very small and that is why it may appear dim.