1. A. a crossbuck and a round, yellow sign. 2.B 3.C 4.A 5.D. at night when you need more light to see and no oncoming traffic is or headlights are visible 6. 7.D 8.C 9.A 10.A. increase your following distance 11.D 12.B 13.D 14.A 15.C. lacks protective equipment 16.D 17.B 18.D 19.B 20.A. about two-thirds of a block 21.B 22.C 23.A 24.D 25.C. pull over to the right and stop until it passes 26.A 27.D 28.A 29. 30.B. inertia