Table 20-7 $\begin{array}{|c|c|}\hline \text { Year } & \text { CPI }(1982-1984=100) \\\hline 2015 & 175 \\\hline 2016 & 180 \\\hline\end{array}$

Table 20-7
$\begin{array}{|c|c|}\hline \text { Year } & \text { CPI }(1982-1984=100) \\\hline 2015 & 175 \\\hline 2016 & 180 \\\hline\end{array}$

-Refer to Table 20-7.Suppose that the data in the table above reflect price levels in the economy.What is the inflation rate between 2015 and 2016?

A) 2.9%
B) 3.5%
C) 4.6%
D) 5%
E) 7.5%