How does correct selection of line improve the subject of a drawing?

It makes the nature and mood of the subject clearer

The governing concept is purposeful selection of line quality. The artist chooses thickness, darkness, smoothness, direction, and rhythm according to the subject’s character and intended mood. For example, a firm contour may make a solid object clear, flowing curves may suit a calm or organic subject, and broken or nervous marks may suggest tension. This choice strengthens both recognition and expression. Therefore, option A is correct because suitable lines make the nature and mood of the subject clearer. Option B reverses the effect, while option C describes erasure rather than drawing. Option D is unrelated to visual communication. Correct line selection does not mean using one type everywhere; it means matching the mark to the subject and its visual purpose.

This is a Class 9 Art Education question. Chapter: Elements of Art. Topic: Line.