What does a large X painted on the road mean?

On a rural highway, a large X on the pavement shows that you are near a railway crossing. A warning sign also shows the crossing.

Source: Driver’s Guide: Cars and Light Trucks (Government of Alberta, Spring 2026), Pavement markings, page 42

Practice question

A large X is painted on a rural highway. What does it show?

1. 1A lane for left turns only.
2. 2The start of a no-passing zone.
3. 3A place where you must not stop.
4. 4The approach to a railway crossing.