Answer: Blood type
Explanation: As a rule of thumb, the less you weigh, the more alcohol consumption will affect your body and BAC. The reason being that heavier people tend to have more water in their bodies, which helps dilute alcohol, thereby reducing their BAC.
You might faint due to the lack of energy and nutrients that your body require to function
The answer should be B.
Hope it helped!
B or D, although I'm not sure which