Do you currently have car insurance? Insurance is mandatory to drive in California Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question Driving significantly under the speed limit is: Answers Optional. Smart. Safe. Dangerous. Explanation Unless conditions require it, driving significantly below the posted speed limit can be dangerous. A slow driver forces other drivers to take unnecessary risks while trying to pass. Take a FREE Practice Test Now This questions appears in the following tests: Nevada Practice Test