A sudden change in line direction can create which visual effect?

Visual shock or tension

A sudden change in direction creates a break in the expected visual movement. Because the viewer’s eye is following one path and then meets a sharp turn, the line attracts attention and may suggest surprise, conflict, instability, or energetic action. Option A is correct because visual shock or tension is a natural result of an abrupt directional shift. Calm balance is more often supported by carefully distributed, stable shapes; uniform rhythm requires repeated regular movement; and a gentle continuous flow is created by smooth curves or gradual transitions. A sharp turn can be used deliberately in expressive drawing, for example to suggest danger, excitement, or a nervous gesture. Its effect depends on context, but tension is the strongest choice among the options.

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