Describe what purposes line can serve in design

Lines can serve a variety of purposes in design, including:

1. Structural: Lines can define the overall structure and composition of a design, providing a framework for the placement of elements.

2. Emphasis: Lines can be used to draw the viewer's eye to a particular element or focal point in a design.

3. Movement: Lines can create a sense of movement and flow within a design, guiding the viewer's eye through the composition.

4. Division: Lines can be used to separate different elements or sections within a design, creating a sense of organization and hierarchy.

5. Texture: Lines can create a sense of texture or pattern in a design, adding visual interest and depth.

6. Unity: Lines can be used to connect disparate elements within a design, creating a sense of unity and cohesion.

7. Balance: Lines can be used to create a sense of balance and harmony within a design, helping to distribute visual weight evenly.