Pap. Pap smear is to detect cell changes from human papilloma virus. Because teens have strong immune system, the virus seldom stay in the body for long. Teens don't need pap smear.
Probably. Women should not get pap smears until they turn 21, so teenagers don't need them. But most public health centers for birth control and STI counseling also do pap smears for those who need them.