Question A blood alcohol concentration of 0.02 percent: Answers Won't have any effect on your driving. Won't put other drivers at risk. Will double your chances of having an accident. Explanation Every 0.02 percent increase in blood alcohol concentration nearly doubles a driver's risk of being in a fatal crash. Take a FREE Practice Test Now This questions appears in the following tests: District Of Columbia Practice Test South Dakota Practice Test Kentucky Practice Test Georgia Practice Test California Practice Test Oklahoma Practice Test Connecticut Practice Test Delaware Practice Test Wyoming Practice Test Wisconsin Practice Test Tennessee Practice Test Alabama Practice Test Iowa Practice Test Maine Practice Test Mississippi Practice Test New Mexico Practice Test Arkansas Practice Test South Carolina Practice Test Arizona Practice Test Rhode Island Practice Test Nebraska Practice Test Kansas Practice Test