3) because during the menstrual cycle the body is already trying to clean out the uterine lining and the old egg is already in that. So having a new egg drop in form the ovary at the end of the cycle makes more sense.
Epidermis; the blood vessels contract. Epidermis; the blood vessels dilate. Dermis; the blood vessels dilate. Dermis; the blood vessels contract. i think it D
