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For a driver who is at least 21 years of age, the legal limit for blood alcohol concentration (BAC) is

Correct answer

  • less than 0.08%.
  • less than 0.12%.
  • 0.10% or less.

Explanation

If your blood alcohol concentration (BAC) is 0.08% or above, you are considered legally intoxicated. In Tennessee, if you are operating a motor vehicle, you can be charged with driving under the influence (DUI).

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