why are muscle and fat levels the only factors influencing flexibility impacted by personal decisions? a…

why are muscle and fat levels the only factors influencing flexibility impacted by personal decisions? a. muscle and fat levels are mostly determined by heredity. b. age, gender, and joint structure cannot be changed. c. personal decisions have significant impacts on age and gender. d. flexibility is not dependent upon muscle and fat levels. please select the best answer from the choices provided.
Answer
Brief Explanations:
Age, gender, and joint - structure are innate factors not influenced by personal decisions. Muscle and fat levels can be changed through diet and exercise (personal decisions). Option A is wrong as muscle and fat levels can be changed by personal decisions. Option C is wrong as personal decisions don't change age and gender. Option D is wrong as flexibility is related to muscle and fat levels.
Answer:
B