Is the driver of a route service bus obliged to announce the stations along the route?

1. No. The driver is only obliged to announce about the arrival to the last station.
2. Yes, but only when entering secluded settlements.
3. Yes, but only on city rides.
4. Correct answer: Yes, if the bus doesn’t have a map of its route.

WhyA route bus driver announces the stops if there is no route map in the bus. With a map, passengers follow it.