Will give brainliest
What is the graph's approximate rate of change?
A:-1/2
B:-2
C:1/2
D:2
![Will give brainliest What is the graphs approximate rate of change A12 B2 C12 D2 class=](https://us-static.z-dn.net/files/d8e/9d68d08508e16ed6982e6e64bf3b218d.png)