Figure 9-3.The Domestic Country Is China

Figure 9-3.The domestic country is China.
-Refer to Figure 9-3.Relative to a no-trade situation,which of the following comes with trade?

A) Consumer surplus increases by $1,800 and producer surplus increases by $1,600.
B) Consumer surplus decreases by $1,000 and producer surplus increases by $1,500.
C) Consumer surplus decreases by $1,000 and producer surplus increases by $1,750.
D) Total surplus increases by $400.