Multi-choice problem: Continue writing the next sentence in this paragraph:

How to get around los angeles on the cheap
Use available buses.
The l.a./orange county bus system is an intricate network of lines that runs all over the city and surrounding areas. It's usually possible to find a bus that will take you to nearly any los angeles neighborhood.

Available choices:
[I] But its hours are constantly increasing, and the days tend to get busier. Finding these buses can be a hard skill to do..
[II] Buses run 24 hours a day, and are easily found in nearby towns. You can also try to drive to los angeles from places like california and texas..
[III] Despite the time required to ride, bus travel can save los angeles residents or visitors a lot of money. Make use of available metro bus discounts..
[IV] Bus bus buses should be available both in the event that someone takes you out of la, and in addition to being easily available. Say, " el caican, brillo, bison..
[III]