Vehicle position on the road, entering and exiting the intersection, stopping and parking

In this situation, when entering the tunnel, are you obliged to keep a distance of at least 100 meters from the preceding vehicle?

In this situation, are you allowed to stop at the left edge of the roadway?

In this situation, are you allowed to stop at the right edge of the roadway?

In this situation, can you stop at the yellow line on the right?

Are you allowed to drive in any lane on the motorway regardless of the traffic situation?

In this situation, are you allowed to continue driving in the middle lane?

In the presented situation, do the drivers of the red and green vehicles in compliance with the regulations ensure the passage of the emergency vehicle by creating the so-called "emergency corridor"?

In the presented situation, did the driver of the combination vehicles no. 1 act accordingly?

In the presented situation, did the drivers, in accordance with the regulations, facilitate the free passage of the emergency vehicle, by creating the so-called "emergency corridor"?

In this situation, is it allowed to drive any vehicle directly behind the emergency vehicle?