Question When changing lanes: Answers Check your side mirror and look over your shoulder to make sure the lane is clear. Check the inside rearview mirror. Slow down. Explanation Before changing lanes, you should check your side mirrors and look over your shoulder to make sure it is safe to proceed. Pass your DMV Written Test with flying colors Take me to the cheat sheet Arizona This questions appears in the following tests: Alabama Practice Test 28 Arizona Practice Test 27 Arizona Practice Test 21 Arkansas Practice Test 2 California Practice Test 4 Connecticut Practice Test 5 Delaware Practice Test 6 District Of Columbia Practice Test 5 Iowa Practice Test 16 Kansas Practice Test 5 Kansas Practice Test 17 Kentucky Practice Test 40 Kentucky Practice Test 12 Maine Practice Test 17 Maine Practice Test 42 Maryland Practice Test 22 Mississippi Practice Test 3 Mississippi Practice Test 25 Nebraska Practice Test 7 New Mexico Practice Test 10 Rhode Island Practice Test 4 South Carolina Practice Test 19 South Dakota Practice Test 24 Tennessee Practice Test 15 Wisconsin Practice Test 42 Wyoming Practice Test 45 Wyoming Practice Test 18