The Patient with HIV Complains to the Home Health Nurse

The patient with HIV complains to the home health nurse that he has been having watery diarrhea for the last 10 days.Because the nurse suspects toxoplasmosis,a significant question for the nurse to ask would be:

A) "Have you stopped taking your antiviral medication?"
B) "Have you been drinking alcohol?"
C) "Have you been eating aged cheese or organ meats?"
D) "Do you have a cat?"