Solve the Problem. -Data Regarding the Amount Spent by a Government Department Is

Multiple Choice

Solve the problem.
-Data regarding the amount spent by a government department is represented in the following graph. Find the rate of change of the amount spent with respect to time, in billions per year. Year

A) Increase of $0.10 billion per year
B) Decrease of $0.2 billion per year
C) Decrease of $0.3 billion per year
D) Increase of $0.2 billion per year