To determine the Blood Alcohol Concentration (BAC) for a person, it is necessary to know:

All of the above.. Section 1.2: BAC is determined by the amount of alcohol consumed, body weight, and time.

To determine the Blood Alcohol Concentration (BAC) for a person, it is necessary to know:

ANSWER BREAKDOWN
  • A. Incorrect. "How much alcohol the person drank." is not correct. BAC is determined by the amount of alcohol consumed, body weight, and time.
  • B. Incorrect. "How much the person weighs." is not correct. BAC is determined by the amount of alcohol consumed, body weight, and time.
  • C. Incorrect. "How much time has passed since drinking." is not correct. BAC is determined by the amount of alcohol consumed, body weight, and time.
  • D. Correct. BAC is determined by the amount of alcohol consumed, body weight, and time.