This graph shows how the number of pies Alec can bake is related to the number of additional cups of sugar he buys.



What is the rate of change?

A: 4
B: 20
C: 10
D: 50
E: 1

This graph shows how the number of pies Alec can bake is related to the number of additional cups of sugar he buys What is the rate of change A 4 B 20 C 10 D 50 class=