Identify an Effect of Copper IUDs That Prevent Pregnancy

Identify an effect of copper IUDs that prevent pregnancy.

A) It immobilizes the sperm on the way to the fallopian tubes.
B) It prevents the release of an egg from the ovary.
C) It disrupts a woman's menstrual cycle.
D) It blocks the entry of sperm into the uterus.
E) It kills sperm in the vagina and thus prevents its entry into the uterus.