Table 4-D
Miles Demands Jazz CDs According to the Following

Table 4-D
Miles demands jazz CDs according to the following demand schedule:
$$\begin{array} { c c } \text { Price af jazz CDs } & \text { Qurantity of jazz CDs } \\\$ 30 & 1 \\\$ 25 & 2 \\\$ 20 & 3 \\\$ 15 & 4 \\\$ 10 & 5\end{array}$$
-Refer to Table 4-D.If the price of jazz CDs equals $15, the consumer surplus Miles receives from purchasing jazz CDs is:

A) $15.
B) $25.
C) $30.
D) $55.
E) $90.