Irina is an American who is traveling through Northern Africa. Today, she's staying with friends in a house that is 20 miles south of Cairo, Egypt. To avoid traveler's diarrhea, Irina should ________.

A. not be concerned because Egypt is a low-risk country
B. wash fruits and vegetables in fresh water before eating them
C. purchase only fresh fruits and vegetables from street vendors
D. drink only water that has been boiled or is in a sealed bottle


Answer: D

Nutritional Science

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