Use the graph to answer the following questions. The graph shows the distance, in meters, that Anthony can run, in minutes.

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Calculate the constant of proportionality for the data represented in the graph. Write an equation that can be used to calculate d, the distance traveled by Anthony in m minutes. Use your equation to determine how far Anthony will have run after 7 minutes.

A.
1000 meters

B.
1600 meters

C.
1200 meters

D.
1400 meters