​Exhibit 7-8 -Refer to Exhibit 7-8. When the Price Rises from P₁

​Exhibit 7-8
-Refer to Exhibit 7-8. When the price rises from P₁ to P₂, producer surplus:

A) ​increases by area A + B
B) ​increases by area B
C) ​increases by area A
D) ​decreases by area A + B + C