Final Answer:
The blood alcohol level that significantly increases the risk of being involved in car crashes is 0.08% BAC.Thus,the correct option is c.
Step-by-step explanation:
Maintaining safe driving conditions is crucial to prevent accidents and ensure road safety. Blood alcohol concentration (BAC) is a key factor in determining an individual's level of impairment. Research and statistical analysis consistently indicate that a BAC of 0.08% is associated with a significantly elevated risk of car crashes. This legal limit represents 0.08 grams of alcohol per deciliter of blood.
To put this into perspective, a BAC of 0.08% means that there is 0.08 grams of alcohol in every 100 milliliters of blood. When a person consumes alcoholic beverages, the alcohol is absorbed into the bloodstream. The effects of alcohol on the central nervous system, including impaired judgment, slowed reaction times, and diminished coordination, become increasingly pronounced as BAC rises. These impairments compromise a driver's ability to operate a vehicle safely, leading to an elevated risk of accidents.
The establishment of 0.08% BAC as the legal limit for driving under the influence is based on extensive scientific studies and empirical evidence. It serves as a standardized threshold to identify when an individual's alcohol consumption has reached a point where the likelihood of being involved in a car crash is significantly heightened. Therefore, adherence to this BAC limit is crucial in promoting road safety and reducing the incidence of alcohol-related accidents.
Thus,the correct option is c.