Answer:
sweet potatoes
Step-by-step explanation:
Nutrient-dense foods are foods that people include in their diets to increase the amount of nutrient they get per calorie. Nutrient-dense foods contain high content of nutrients per calorie that active people need for optimal functioning of the body.
Example of nutrient-dense foods are sweet potatoes. Sweet potatoes are root vegetables which are a rich source of vitamins, minerals, phytonutrients and fiber.