Question Zero tolerance is: Answers A smart teenager. A law that makes it illegal for youth under 21 to drive with a blood alcohol content of 0.02 percent or higher. Getting good grades. None of the above. Explanation For drivers over age 21, the legal blood alcohol content limit (BAC) is 0.08 percent. However, if you are under age 21, you can be convicted of illegal consumption of alcohol if your BAC is at least 0.02 percent. Pass your DMV Written Test with flying colors Take me to the cheat sheet Virginia This questions appears in the following tests: Virginia Practice Test 16 Virginia Practice Test 34