How are you required to overtake a traffic island on a two-way roadway?

1. Always from the side having more traffic.
2. Always from the side of least traffic.
3. Always from its left side.
4. Correct answer: From its right side, unless instructed otherwise by any traffic sign.

WhyOn a two-way road you pass a traffic island on its right, unless a sign says otherwise. The traffic density does not matter.