Which is measured by blood alcohol concentration (BAC)?
A: The amount of alcohol in a person's blood
B: The number of drinks consumed in one hour
C: The rate at which a person absorbs alcohol
D: A drinker's risk of being in a car crash
A: The amount of alcohol in a person's blood
B: The number of drinks consumed in one hour
C: The rate at which a person absorbs alcohol
D: A drinker's risk of being in a car crash