Total Personal Income in the U

Total personal income in the U.S. (in billions of dollars) for selected years from 1960 to 2002 is given in the following table. ​ ​
​
These data can be modeled by , where x is the number of years past 1960. Use the data to find the average rate of change from 2000 to 2002, which can be used to approximate the rate of change in 2002. Round your answer to the nearest ten million dollar.
​

A) $3.20 billion per year
B) $2.83 billion per year
C) $3.74 billion per year
D) $3.84 billion per year
E) $3.69 billion per year