Find the Consumer Surplus for the Pair of Demand and Supply

Multiple Choice

Find the consumer surplus for the pair of demand and supply equations below. $\begin{array} { l l } p = 75 - 0.00002 x & \text { Demand } \\p = 30 + 0.00003 x & \text { Suppply }\end{array}$

A) $12,150,000
B) $8,100,000
C) $24,300,000
D) $4,050,000
E) $6,075,000