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.What are the equilibrium price and quantity (in thousands) for Chef Ernie's sushi?

A) $80 and 80 thousand
B) $60 and 20 thousand
C) $50 and 100 thousand
D) $40 and 50 thousand