Question

what was duplicated? line segment line angle ray

Explanation:

To determine what was duplicated, we analyze the options: A line segment has two endpoints, a line extends infinitely in both directions, an angle is formed by two rays, and a ray has one endpoint and extends infinitely in one direction. The diagram likely shows an angle (formed by two rays) being duplicated, as the other options don't match the typical duplication context here.

Answer:

C. angle