Question When changing lanes on a highway, you should: Answers Signal a lane change. Check your rearview and outside mirrors. Check your blind spot by glancing over your shoulder. All of the above. Explanation Any time you want to change lanes, you should properly signal your intentions well in advance, check your mirrors, and check your blind spot. You can check your blind spot by glancing over your shoulder in the direction that you plan to move. Pass your DMV Written Test with flying colors Take me to the cheat sheet District Of Columbia This questions appears in the following tests: Alaska Practice Test 13 Colorado Practice Test 18 District Of Columbia Practice Test 6 District Of Columbia Practice Test 24 Florida Practice Test 16 Florida Practice Test 49 Hawaii Practice Test 18 Idaho Practice Test 9 Idaho Practice Test 34 Indiana Practice Test 41 Indiana Practice Test 31 Iowa Practice Test 17 Louisiana Practice Test 11 Maine Practice Test 38 Massachusetts Practice Test 10 Michigan Practice Test 47 Michigan Practice Test 35 Minnesota Practice Test 27 Missouri Practice Test 16 Montana Practice Test 6 Nevada Practice Test 8 New Hampshire Practice Test 26 New Hampshire Practice Test 17 New Jersey Practice Test 31 New Jersey Practice Test 26 North Carolina Practice Test 15 North Dakota Practice Test 15 Oklahoma Practice Test 14 Oregon Practice Test 10 Pennsylvania Practice Test 1 Texas Practice Test 27 Utah Practice Test 25 Vermont Practice Test 12 Virginia Practice Test 21 Washington Practice Test 19 West Virginia Practice Test 16 Wisconsin Practice Test 17