Figure 5-13 Illustrates the Market for Shared Rides Before the Government

Multiple Choice

Figure 5-13 illustrates the market for shared rides before the government imposes a congestion tax.
-Refer to Figure 5-13. If the government wanted to achieve the efficient level of shared rides by imposing a congestion tax, the actual price for shared rides paid by consumers after the tax is implemented is ________ per ride.

A) $18
B) $20
C) $21
D) $23