I’m pretty sure it would be B but it could also be D
It is true that blood alcohol level (BAL) is the ratio between the
alcohol consumed and the blood in the body. It refers to the percentage
of alcohol found in your bloodstream. If this percentage is above a
certain level, and you are driving, for example, a police officer can
take you into custody for driving while under the influence of alcohol.
The answer is B, because carbon monoxide is a poisonous gas, it has no smell or taste and continuous inhalation may choke you to death.
The answer is C
Herion is a Narcotic
