To receive maximum protection, wear a helmet that is certified by the: Question To receive maximum protection, wear a helmet that is certified by the: Answers U.S. Department of Transportation. Federal Trade Commission. Federal Transportation Network. National Association of Helmets. Explanation To get maximum protection, use a motorcycle helmet that meets U.S. Department of Transportation (DOT) standards. This questions appears in the following tests: Hawaii Motorcycle Practice Test 17 Indiana Motorcycle Practice Test 19 Maryland Motorcycle Practice Test 12 Minnesota Motorcycle Practice Test 34 Missouri Motorcycle Practice Test 1 New Hampshire Motorcycle Practice Test 14 New Jersey Motorcycle Practice Test 11 North Carolina Motorcycle Practice Test 20 Rhode Island Motorcycle Practice Test 22 Texas Motorcycle Practice Test 8 Utah Motorcycle Practice Test 13 Vermont Motorcycle Practice Test 21 Washington Motorcycle Practice Test 11 Wisconsin Motorcycle Practice Test 25