You are considered to be driving under the influence when your blood alcohol concentration (BAC) is ____ or more.

0.8%
0.08%
0.5%
0.05%
Explanation

Drivers are considered to be driving under the influence of alcohol when their blood alcohol concentration (BAC) is .08 or higher. Remember that your driving ability will be affected even with a lower BAC. Avoid driving after having consumed alcohol, regardless of the quantity.

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