Answer:
e. Both (b) and (d)
Step-by-step explanation:
First, bob will choose to ride to work as the marginal cost of the ride is the same as the price of the ride. but also, it will enjoy a net gain as Bob was willing to pay up to 5 dollars for the ride thus, there is a consumer surplus of $1
We can also state that bob will continue to ride the taxes as long as the cost is $5 dollars or less as it provide benefit for him.