The graph represents function 1 and the equation represents function 2:
A graph with numbers 0 to 4 on the x-axis and y-axis at increments of 1. A horizontal straight line is drawn joining the ordered pairs 0, 3 and 4, 3.
Function 2
y = 6x + 1
How much more is the rate of change of function 2 than the rate of change of function 1?
A. 5
B. 6
C. 7
D. 8
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