Practice question A STOP SIGN AHEAD warning sign tells you to: Increase speed to clear the intersectionSlow down and be ready to stopStop immediately where the warning sign standsChange lanes to the left Answer: B — Slow down and be ready to stop The correct answer is shown above. Try the full quiz for additional practice. Practice more: DC Road Signs Practice Practice Questions - District of Columbia DMV Knowledge Test Signs, Signals, and Markings Practice Exam →