Assertion (A): Intrauterine devices (IUDs) are considered a highly effective form of contraception.
Reason (R): IUDs create a local inflammatory reaction in the uterus, which is toxic to sperm and eggs
1
Both A and R are true, and R is the correct explanation for A.
2
Both A and R are true, but R is not the correct explanation for A.
3
A is true, but R is false.
4
A is false, but R is true.