What is the correct definition of a 'Road shoulder'?

What is the correct definition of a 'Road shoulder'?

1. The areas on both sides of the roadbed inside built-up areas where vehicles can park in case of necessity
2. The areas on both sides of the roadbed outside built-up areas where vehicles can park in case of necessity
3. The areas on both sides of the roadbed inside and outside built-up areas where vehicles can park in case of necessity

Correct answer

The areas on both sides of the roadbed outside built-up areas where vehicles can park in case of necessity

This is the correct answer for the Cambodian driving theory test. Questions are drawn from the official Ministry of Public Works and Transport sign library and road rules.