Question

arianne recently traveled abroad where she enjoyed eating food from different countries and learning about different cultures. a week after she returned home, she checked into the hospital with signs of nausea, fever, and diarrhea. what best explains what happened to arianne? a parasitic bacteria contaminated her food. a mutualistic bacteria infected her digestive system. a commensalistic organism is now living in her intestine. a predatorial organism is consuming her natural bacteria.

Explanation:

Nausea, fever, and diarrhea are common symptoms of food - borne illness caused by pathogens. Parasitic bacteria in food can cause such symptoms. Mutualistic bacteria are beneficial, commensalistic organisms usually do not cause such acute symptoms, and a predatorial organism consuming natural bacteria is not the typical cause of these symptoms.

Answer:

A. A parasitic bacteria contaminated her food.