Which of the following best describes outlining in haircutting?

Outlining in haircutting refers to the technique of creating defined hair lines. This process involves using precise cutting techniques to establish clear boundaries at the perimeter of the haircut, which helps to enhance the overall shape and structure. This definition is essential for styles that require sharp, clean lines, such as bobs or undercuts, where the outline must be distinct to achieve a polished look.

By focusing on the formation of these defined lines, stylists can emphasize the shape of the haircut and provide a more structured appearance. This technique is crucial for achieving the desired aesthetic, as it aids in framing the face and complements the client's features effectively.

Other choices such as adding texture to ends, shaping layers, or maintaining natural length do not directly pertain to outlining, as they involve different aspects and objectives within haircutting techniques. Adding texture generally refers to techniques that create movement and softness, shaping layers focuses on adding depth through various lengths throughout the hair, and maintaining natural length is about preserving the overall length of the hair without drastic changes. Each of these techniques plays a role in haircutting but does not specifically describe the outlining process.