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

Exhibit 19.4

-Refer to Exhibit 19.4,which shows the supply and the demand for baseballs in the United States.If the world price is $3 per baseball and a tariff of $1 per baseball is imposed,then the tariff revenue collected by the United States government is _____

A) $4,000.
B) $16,000.
C) $20,000.
D) $24,000.
E) $48,000.