Lane-direction marking 1.18, applied on its own or together with signs 5.8.1 and 5.8.2, permits a left turn from the outermost left lane. What additional manoeuvre does that lane automatically permit?

1. Proceeding straight ahead at all times.
2. Executing a U-turn (geriyə dönmə), unless explicitly banned by sign 3.19.
3. Turning right across adjacent traffic lanes.
4. Reversing into cross traffic.