Question

\calorie-free\ is an example of a
food guide
label claim
dietary guideline
food fact

Explanation:

"Calorie-Free" is a specific statement made on food packaging to describe a nutritional attribute of the product, which fits the definition of a label claim. Food guides are general dietary frameworks, dietary guidelines are broad recommendations, and food facts are objective nutritional data, none of which match this term.

Answer:

B. label claim