Answer: Blood alcohol concentration is the ratio of alcohol to Blood.
Explanation: BAC basically represents the amount or concentration of alcohol in your bloodstream or you can say it tells you that your bloodstream is composed of what percent of alcohol. A standardized value of BAC is given with the physical effects of the amount of alcohol present in your body
Alpha 1 antitrypsin deficiency or AATD is a disorder that is a result of a liver or a lung disease. The onset of having lung problems are from 20 up to 50 years of age. There are symptoms such as wheezing,shortness of breath, chronic cough, allergies and chest colds. If a female patient has this disorder if biopsy in the lung is taken it would state a tissue damage then it might also be the female is suffering from a lung disease,may it be emphysema.
I think its B because you watch the bar lift and if the person needs help you need to be ready.
