Which of the following best explains why the USDA releases Dietary Guidelines for Americans every five years? to help Americans make wise food choices
to adjust serving sizes based on obesity
to outline suggested servings on the pyramid
to improve health by suggesting portion sizes

Explanation:

The Dietary Guidelines for Americans, 2020-2025 provides advice on what to eat and drink to meet nutrient needs, promote health, and help prevent chronic disease. Dietary guidance has generally included advice about what to eat and drink for better health, but the specific messaging has changed throughout the years to reflect advances in nutrition science and the role of specific foods and nutrients on health.

To help American make wise food choice

Explanation:

This is the answer because here, we ate talking about diet which includes making the right food choice.