Refer to the Given Table A)the Market Will Be in Equilibrium

Multiple Choice

Refer to the given table. Suppose the columns in this table reflect demand and supply. At a price of $30: $$\begin{array} { | r | r | r | } \hline \text { Price Per Unit } & \text { Columu A Units Per Year } & \text { Colum B Units Per Year } \\\hline \$ 20 & 100 & 40 \\\hline \$ 30 & 95 & 50 \\\hline \$ 40 & 80 & 60 \\\hline \$ 50 & 65 & 70 \\\hline \$ 60 & 50 & \mathbf { 8 0 } \\\hline\end{array}$$  

A) the market will be in equilibrium.
B) there will be an excess demand of 95 units.
C) there will be an excess supply of 45 units.
D) there will be an excess demand of 45 units.