This sign means: Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question This sign means: Answers Side road. Low clearance. Merging traffic. Prepare to stop. Explanation Warning signs prepare drivers for upcoming road conditions and hazards and are usually yellow with black markings. This sign tells drivers to be aware of potential traffic entering from an upcoming side road. This questions appears in the following tests: Wisconsin Motorcycle Practice Test 2