Answer: D Overload and Progression
Step-by-step explanation:
If we are talking about overload it is good for her because she wants to improve her workout program. In this case, with overload, she will increase the demands placed upon her body. In that case, also, she will do more than normal.
Along with the overload, it comes progression. She must continue with workouts in order to continue to challenge her body to work harder.