Question This sign means: Answers Reserved parking. Low shoulder. Slippery when wet. Winding road. Explanation Regulation signs regulate traffic speed and movement, displaying rules which drivers must obey. This regulation sign is posted in parking lots, designating reserved parking spaces for vehicles with a handicap sticker, tag, or license. Pass your DMV Written Test with flying colors Take me to the cheat sheet Indiana This questions appears in the following tests: Indiana Practice Test 31 Indiana Practice Test 11