Use the Figure Below, Which Shows the Linear Demand and Constant

Multiple Choice

Use the figure below, which shows the linear demand and constant cost conditions facing a firm with a high barrier to entry, to answer Questions .
-If the entry barrier is removed consumers will be better off because

A) consumers will enjoy greater consumer surplus.
B) productive efficiency will be restored.
C) competition will eliminate the shortage caused by the entry barrier.
D) all of the above