Question When changing lanes on a freeway, you should: Answers Signal for at least five seconds. Slow down before you start to change lanes. Assume there is enough space in the next lane for your vehicle, if you signal first. Explanation Signal at least five seconds prior to a changing lanes on a freeway. Always signal when turning left or right, changing lanes, slowing down, or stopping to let other drivers, motorcyclists, bicyclists, and pedestrians know your intentions. Pass your DMV Written Test with flying colors Take me to the cheat sheet California This questions appears in the following tests: California Practice Test 19 California Practice Test 15