Which of the following statements is NOT correct with respect to injury rehabilitation?

Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R: Assertion A: Female athletes should be allowed to train and compete in any sport during menstruation, provided that they know that no unpleasant symptoms will occur and that their performances will not be greatly affected. Reason R: Mild exercise does not appear to have a significant effect on menstrual disorders. However, heavy, intensive training and competition inducing amenorrhea in some athletes is not very uncommon. In light of the above statements, choose the correct answer from the options given below:

By which of the following methods is the prevention of skin blisters NOT possible? I. Cleanliness of vulnerable parts must be carefully maintained. II. Sensitive skin areas can be protected with an adhesive plaster.