A nurse is reinforcing teaching with a group of adolescent male clients about testicular examinations. Which of the following statements by a client indicates an understanding of the teaching?

"I should perform a self-examination of my testicles weekly."

"I should bear down when cupping my testes while I'm checking for abnormalities."

"I should apply gentle pressure with my thumb and forefinger when examining my testes."

"I should expect one testicle to be larger than the other."