You should use ____ when backing your vehicle. 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 You should use ____ when backing your vehicle. Answers Only the right rearview mirror Only the left rearview mirror Both rearview mirrors Only the rear vision mirror Explanation When driving in reverse, you should use both rearview mirrors. However, mirrors have blind spots and you should not rely on them entirely.