The best explanation for the signs shown by Arianna is that a parasitic microorganism such as bacteria contaminated her food.
<h3>What is food contamination?</h3>
Food contamination is the presence in food of substances or particles that are not meant to be in the food and which when present causes harm to any person that consumes the food.
Food contamination occurs during either of the steps of food processing and handling such as harvesting, storage, or preparation.
The most common food contaminant are chemicals and microorganisms such as bacteria and fungi.
Learn more about food contamination at: brainly.com/question/1496160
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Complete 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?
