<span>The answer is D. 31%. According to the National Highway Traffic Safety Administration of the US Department of Transportation, in 2012 31% of the total traffic fatalities in the USA were killed in alcohol-impaired driving crashes. Comparing to the previous year, alcohol-impaired driving crashes were increased by almost 5% in 2012, when more than 10,000 people were killed in this type of traffic fatalities.</span>
