Dangerous decreases in respiration, heart rate, and body temperature typically begin with a bac of approximately . a. 0.05% b. 0.08% c. 0.15%

c. 0.15%

Explanation:

The blood alcohol concentration or BAC refers to the percentage of alcohol present in the bloodstream. The value of blood alcohol concentration of 0.15% is very high. It will affect the balance of voluntary muscles, walking and talking will also become difficult. The person will experience a severe increase in the rate of heart, the body temperature will rise, the person will experience irregular breathing and the bladder control will become weak.