The Ultimate Tractor Safety Challenge: Can You Survive the Test?3.What should you do before attaching any implement to a tractor?15%Next Correct Incorrect This is to prevent accidental engagement of the implement or machinery. 3.What should you do before attaching any implement to a tractor? Turn off the engine and remove the key Increase the engine speed Lower the implement to the ground Engage the PTO (Power Take-Off) 15%