Practice question What does a triangular yield sign require? Maintain speed because you have priorityPark only during posted hoursEnter only if driving a busSlow or stop if needed and give way Answer: D — Slow or stop if needed and give way The correct answer is shown above. Try the full quiz for additional practice. Practice more: Korea Class 1 Written Test Practice Questions - South Korea 1st Class Ordinary Driver's License Written Test Exam →