The nurse is providing education on the prevention of sexually transmitted infections (STIs) to clients. The nurse understands which client is at the highest risk of contracting an STI?
a. A 30-year-old client who consumes alcohol multiple times per week, uses cocaine, and has a history of prostitution.
b. A 20-year-old client who reports having protected sexual intercourse with three others, male and female, over the past five years.
c. A 25-year-old client who refused to receive the human papillomavirus vaccine and whose parents both have HIV.
d. A 17-year-old client who is in a monogamous relationship with a 25-year-old partner and engages in unprotected sex.