-Refer to the Information Above to Answer This Question

-Refer to the information above to answer this question.All of the following statements except one are correct.Which is the exception?

A) The equilibrium price and quantity are $10 and 70.
B) At a price of $7,there is a surplus of 60.
C) At a price of $11,there is a surplus of 20.
D) At a price of $9,there is a shortage of 20.