Since you provide no options,
A food is categorized as 'nutrient-dense' if that food have a lot of nutrients such as vitamins, minerals, complex carbohydrates, lean protein, and healthy fats with relatively low calories
Example of nutrient dense foods :
- Salmon
- Seaweed
- Kale
- potatoes
- Sardines
- Shellfish
- Garlic
- Berries