Answer:

Explanation:
You want two different names for the ray shown in the diagram.
Ray
A ray is named by its end point and one other point on it, in that order. The symbol used is a right-arrow over the top of the name.
This ray, with end point C, can be named ...

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Additional comment
As with lines, angles, and other geometric figures, a "designator" may be used to refer to the ray. No such designator is shown in the given figure, so this one must be named by its points.
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