Answer:
Increased awareness of the importance of designated drivers.
Explanation:
This was brought to law by the government in curbing the incidents of drunk driving fatalities. The importance of designated driver involves the person who is meant to drive him or others must be free from alcohol intake and being responsible for the safety of himself and others in the car. Punishments are usually meted out to those who flout this rule.
The Increased awareness of the importance of designated drivers has ensured that Drunk-driving fatalities have actually declined in recent years.
