The clinic nurse offers suggestions to a patient who is planning a trip to Mexico that will help prevent a protozoan infection. The most helpful suggestion is:
a. "We will ask the doctor for a prophylactic prescription for an antiviral drug."
b. "Broad-spectrum antibiotics will be most helpful if you contract a protozoan infec-tion."
c. "Be sure to practice good hand hygiene while on your vacation."
d. "It would be best if you drank bottled wa-ter while on your trip."
D
Protozoa frequently live in the water and soil and cause infection by ingestion of the parasite. Water in many foreign countries contains protozoa, so drinking bottled water is the best sugges-tion.
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