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 All of the following are dangerous to do while driving. Which is also illegal? Answers Wearing a headset that covers both ears. Having one or more interior lights on. Using cruise control on residential streets. Explanation It is illegal to drive while wearing a headset or earplugs in both ears. Take a FREE Practice Test Now This questions appears in the following tests: California Practice Test