Please help me answer this

Explain you’re answer

Will give braisnlt

C

Step-by-step explanation:

Graph C is a function because if you look at all of the graphs it is the only one that doesn't repeat a point on the same x-axis. For example, On the first graph, it shows that A has to points that has a coordinate of -2, and the rest show that too, except for C.

its 50 miles away from the starting point