Home / Alberta / Questions / Road Signs Road Signs Report A yellow diamond with curving arrow: A End of curve B Curve ahead — direction and sharpness C Freeway start D Detour Show Answer & Explanation Correct Answer: B. Curve ahead — direction and sharpness Often paired with advisory speed. Previous Next More Road Signs Questions Flashing hand with countdown means: Warning sign showing road narrowing: A 'Bump' warning sign tells drivers to: A 'Dip' warning sign alerts to: A 'Hidden Intersection' warning sign: Often Missed All Alberta Questions Smart Practice Mock Exam Road Signs Guide