The Male Client with Hypopituitarism Asks the Nurse How Long

The male client with hypopituitarism asks the nurse how long he will have to take testosterone hormone replacement therapy.Which is the nurse's best answer?

A) "When your blood levels of testosterone are normal, the therapy is no longer needed."
B) "When your beard thickens and your voice deepens, the dose is decreased, but treatment will continue forever."
C) "When your sperm count is high enough to demonstrate fertility, you will no longer need this therapy."
D) "When you start to have undesirable side effects, the dose is decreased to the lowest possible level, and treatment is continued until you are 50 years old."