Wisconsin drivers should use turn signals when:
Correct answer: D – Performing any of these movements
State law requires an appropriate signal when a driver turns or moves right or left and other traffic may be affected. Turning, changing lanes, merging, exiting and moving to or from a curb are movements that communicate a change in direction or roadway position. Signal before moving, then check the surrounding area and proceed only when safe.
Source: Wis. Stat. § 346.34(1)(a)–(b) – Turning movements and required signals on turning and stopping, Wisconsin Motorists’ Handbook — Section 3, “K. Communication—Turn signal”



