When Counseling a Client About the Goal of Therapy with Sildenafil

When counseling a client about the goal of therapy with sildenafil (Viagra) , the nurse emphasizes that sildenafil:

A) Elicits an erection in an impotent male.
B) Is not effective if the cause of erectile dysfunction is psychological.
C) Results in less-satisfying intercourse than might have been enjoyed previously.
D) Might be beneficial for his female sexual partner to use as well.