Exhibit 4-3 Supply and Demand Curves

Exhibit 4-3 Supply and demand curves

-Initially the market shown in Exhibit 4-3 is in equilibrium at P₂,Q₂ (E₂) .Changes in market conditions result in a new equilibrium at P₂,Q₄ (E₄) .This change is stated as a(n) :

A) increase in supply and an increase in demand.
B) increase in supply and a decrease in demand.
C) decrease in demand and a decrease in supply.
D) increase in demand with supply held constant at S2.