Table 33 -Refer to Table 3

Multiple Choice

Table 3.3
$\begin{array}{|l|c|}\hline \text { Demand } & \text { Supply } \\\hline P=80-Q D & P=50+1 / 2 Q S \\\hline Q D=80-P & Q S=2 P-100\\\hline\end{array}$
-Refer to Table 3.3.The equations above describe the demand and supply for Chef Ernie's Sushi-on-a-Stick.The equilibrium price and quantity for Chef Ernie's sushi are $60 and 20 thousand units.What is the value of consumer surplus?

A) $100 thousand
B) $200 thousand
C) $600 thousand
D) $800 thousand