Step 1: Understanding the Concept
The question asks to identify the visual representation of a circle from the given options. Step 2: Detailed Explanation
Option (A) shows a triangle, a three-sided polygon.
Option (B) shows a circle, a round shape where all points on the boundary are equidistant from the center.
Option (C) shows a square, a four-sided polygon with equal sides and right angles.
Therefore, the shape of a circle is correctly represented by option (B).