Final answer:
Fad diets can be identified by their requirement for fasting. A balanced and healthy diet meets the suggestions of MyPlate, includes essential nutrients, and a wide variety of foods.
Step-by-step explanation:
Rosie can identify that the diet is a fad diet if it requires fasting. Fad diets often promote quick weight loss through extreme and unsustainable methods, such as fasting. These diets are typically not based on scientific evidence and may be harmful to health.
In contrast, a diet that meets the suggestions of MyPlate and includes all the essential nutrients, as well as a wide variety of foods, would be considered a balanced and healthy diet. These characteristics indicate that the diet is focused on providing proper nutrition and is more likely to be sustainable in the long term.
Learn more about Identifying fad diets