If There Is Typically Bumper-To-Bumper Traffic on a Freeway at 5

Multiple Choice

If there is typically bumper-to-bumper traffic on a freeway at 5 p.m.,we can reduce (or eliminate) the traffic congestion by

A) building more freeways,which would shift the supply curve of freeway space rightward.
B) building more freeways,which would shift the supply curve of freeway space leftward.
C) encouraging workers to carpool,which would shift the demand curve for freeway space rightward.
D) a and b
E) b and c