A Nurse Is Assessing a Patient's Risk for Contracting a Sexually

A nurse is assessing a patient's risk for contracting a sexually transmitted infection (STI) . What is an appropriate question to ask this patient?

A) "Do you have a sexually transmitted infection?"
B) "You are aware of the dangers of unprotected sex, aren't you?"
C) "You know that it's important to use condoms for protection, right?"
D) "Do you use a condom with each episode of sexual intercourse?"