The Figure Given Below Depicts the Negatively Sloped Demand and Positively

The figure given below depicts the negatively sloped demand and positively sloped supply curves of wheat in a country.
Figure 20.2

-Refer to Figure 20.2. In the absence of international trade, what are the domestic equilibrium price and quantity?

A) $30 and 200 bushels
B) $50 and 400 bushels
C) $30 and 400 bushels
D) $50 and 300 bushels
E) $25 and 150 bushels