The Nurse Is Caring for a Patient Who States, "My

The nurse is caring for a patient who states, "My urine has a red-tinged appearance." Which of these questions would be the most important for the nurse to ask this patient?

A) "What medications do you take?"
B) "Are you allergic to any food or drugs?"
C) "Do you wake up at night to void?"
D) "How many times a day do you usually void?"