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

A nurse is assessing a patient's risk of contracting a sexually transmitted infection (STI) .An appropriate question to ask would be:

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