Which of the following are primary macronutrients?

The primary macronutrients are carbohydrates, proteins, and fats. These three components are essential for energy production, growth, and overall health.

Carbohydrates serve as the body's main energy source, providing glucose for immediate energy needs and storing excess energy as glycogen for later use. Proteins play a critical role in the structure, function, and regulation of the body’s tissues and organs, serving as building blocks for muscles, enzymes, and hormones. Fats are important for energy storage, protecting vital organs, insulating the body, and aiding in nutrient absorption, particularly of fat-soluble vitamins.

Other options contain combinations of essential nutrients but also include non-macronutrients or irrelevant components. For instance, one option lists vitamins and minerals, which are classified as micronutrients rather than macronutrients. Another includes amino acids, which are the building blocks of proteins but not classified as primary macronutrients themselves. Additionally, mentioning sodium, which is a mineral, and sugars, which are actually a type of carbohydrate, does not align with the correct definition of macronutrients.

Thus, the option listing carbohydrates, proteins, and fats accurately reflects the three primary macronutrients that play fundamental roles in nutrition and health.