IV. Look at the signs. Choose the best answer (A, B, C or D) for questions 15 and 16. (0.5 pt) 15. What does the sign say? A. Van prohibited B. No turn for van C. Length limit 10 M D. Railways 16. What does the sign say? SCHOOL A. You drive as fast as you can. SPEED LIMIT B. You stop right now. C. You drive to a speed at over 25 km/h when children are present. 25 D. You drive slowly to a speed at no greater than 25km/h when children are present. ON SCHOOL DAYS WHEN CHILDREN ARE PRESENT many