The dietary guidelines for americans provide advice to people live longer, healthier lives. they are published a. the us department of human services b. the us department of agriculture c. both the us department of human services and the us department of agriculture d. the us dietary association the government's interest in requiring the nutrition fact labels is primarily a. let the public know what ingredients are in food. b. to educate the public as to the nutrient values in food products. c. the public understand how to preserve the nutrients in food products. d. keep people from purchasing harmful foods. ingredients listed on the food label are a. alphabetically b. based on nutritional needs c. in the order of least amount found in the product to greatest. d. in the order of greatest amount found in the product to least