How to calculate blood alcohol level<br>Understand what blood alcohol content (bac) means. Blood alcohol content is a measurement of the amount of alcohol in your body. So, a bac of 0.10% means 1 part alcohol for every 1000 parts of blood.

Can we draw the following conclusion?
there are several ways to measure bac

Choices: (a). Yes (b). It's impossible to say (c). No