The graph below represents a function.

what are the rate of change and the initial value of the function represented by the graph

A.the rate of change is 3 and the initial value is 5

B.the rate of change is 1/3 and the initial value is 5

C.the rate of change is 5 and the initial value is 3

D.the rate of change is 5 and the initial value is 1/3​