Exhibit 19.4 -Refer to Exhibit 19.4,which Shows the Supply of and the Supply

Exhibit 19.4

-Refer to Exhibit 19.4,which shows the supply of and the demand for baseballs in the United States.If the world price of a baseball is $3,then the quantity of baseballs demanded is _____.

A) 4,000.
B) 6,000.
C) 8,000.
D) 10,000.
E) 12,000.