Which of the following terms describes a structured segment in a hairstyle that creates elevation?

The term that best describes a structured segment in a hairstyle that creates elevation is known as "Layering." Layering involves cutting hair at different lengths to achieve varying levels and contributes to the overall shape and volume of the hairstyle. By removing bulk and allowing certain sections of hair to be longer than others, layering creates movement and dimension, which can elevate sections of hair.

In contrast, a ridge line typically refers to a specific line or section within a hairstyle that provides structure or definition but does not solely create elevation. Texturizing is about altering the surface of the hair to create varying degrees of softness and movement, rather than focusing specifically on elevation. Shaping involves cutting the hair to a desired form or outline but is a broader technique that does not necessarily imply elevation the way layering does. Therefore, layering is the most accurate term for describing how a structured segment can create elevation in a hairstyle.