Answer:
D
Explanation:
The rate of chnage is the same as the slope.
Slope is x/y. How many y increases/decreases per increase of 1 x
slope for A is
2/500 every 2 x increase, y goes up by 500.
slope for B is
2/500 every 2 x increase, y goes up by 600-100 = 500
slope for C is
1/250
slope for D is
756/3
The greatest one out of these options is D, 756/3