Which of the following techniques enhances the finishing touches in haircuts?

The option indicating that all of the techniques enhance the finishing touches in haircuts is correct because each technique contributes uniquely to the overall look and style of the haircut.

Blow drying is a crucial tool in styling hair as it allows for the shaping and movement of the hair. This technique can create volume, smoothness, and a polished finish, which are essential for properly showcasing a haircut.

Trimming split ends is important because it ensures that the hair looks healthy and well-maintained. This not only improves the appearance of the hair but can also enhance the overall finish of the haircut by removing damaged areas that can detract from a polished look.

Layering is a technique used to add dimension and texture to hair, which can significantly affect how the haircut flows and frames the face. Well-executed layering can give the haircut movement and style, thus enhancing the final aesthetic.

Therefore, when combined, blow drying, trimming split ends, and layering work together to provide a complete and refined look to any haircut, confirming that all of these techniques play a valuable role in enhancing the finishing touches.