A Male Client Comes to the Walk-In Clinic Stating He

A male client comes to the walk-in clinic stating he has just found out he has been exposed to HIV. The client tests HIV-negative after an enzyme-linked immunosorbent assay test. The client wants to know the precise sources through which the HIV infection is transmitted, as he wants to take proper precautions. Which of the following body fluids transmits the HIV infection?

A) Sweat
B) Saliva
C) Urine
D) Semen