The Nurse Is Preparing to Teach a Group of Adolescent

The nurse is preparing to teach a group of adolescent male students about testicular self-exams. Which of the following would be an indication that the teaching was effective?

A) Monthly exams are necessary for early detection of lumps in the testicle.
B) Monthly exams for any changes in the testicle are a personal preference.
C) Monthly exams are not warranted if both testicles have not fully descended.
D) Monthly exams are not necessary once the male has become sexually active.