header bg

Question:

Your blood alcohol content (BAC) can reach 0.02% after consuming only

A one drink.
Explaination

A driver under 21 may be convicted of violating the Zero Tolerance law if his or her BAC is between 0.02% and 0.07%. You can reach a BAC of 0.02% after consuming just one alcoholic drink. The less you weigh, the higher your BAC. [Drivers Less Than 21, Mandatory Suspension or Revocation, Chapter 2 - How to Keep Your License, New York State DMV Driver's Manual]