Center left-turn lanes have solid yellow lines next to the through lanes and broken lines on the inside; they are only for left turns from either direction.
Source: Chapter V: Traffic Control Devices β Pavement Markings
Question 13
At an intersection with no stop line or crosswalk, where must you stop?
Correct answer: Before entering, where you can see traffic all ways
If there are no stop lines or crosswalks, stop before you enter the intersection at a point where you can see traffic from all directions.
Source: Chapter V: Traffic Control Devices β Pavement Markings
Question 14
You are behind another car approaching a railroad crossing. When should you start across?
Correct answer: Only when there's room on the far side to clear the tracks
Do not enter a crossing until the vehicle ahead has moved far enough that you can completely clear the tracks.
Source: Chapter V: Traffic Control Devices β Railroad Crossing Signs and Signals
Question 15
At a crossing with two or more tracks, what should you watch for?
Correct answer: A second train on the other track
When there are two or more tracks, be alert for a second train on the other set of tracks; a sign below the crossbuck shows the number of tracks.
Source: Chapter V: Traffic Control Devices β Railroad Crossing Signs and Signals