Final answer:
Nutrition Facts Labels is the labeling system that features a symbol that identifies more nutritious choices within specific food product categories, and lists the calories per serving and number of servings per package.
Step-by-step explanation:
The labeling system that features a symbol that identifies more nutritious choices within specific food product categories, and lists the calories per serving and number of servings per package, is called the Nutrition Facts Labels. These labels are required by law on packaged foods and provide information about the nutrient content and ingredients of the food. By reading these labels, you can make informed decisions and choose foods that are high in nutrients you need more of and low in nutrients you need less of.