Pls help this is economics

Scenario: A 16 year old student has a party at his house. The student has good grades, a clear driving record and never been in trouble. The student has 7 friends over and everyone is drinking underage. They all leave to go to the store. The student who drove had 6 people inside the truck and 2 in the bed of the truck. The teen is under the influence of alcohol and hits a vehicle that is disabled on the side of the road. The driver loses control and runs over four people standing on the side of the road and kills them all. The truck flips over and injuries everyone that was in the truck.

Pretend you are a judge handling the case. The teen is found guilty of DUI, 4 counts of vehicular manslaughter, and 8 counts DUI accident causing injury. What should the punishment be for the teen? Justify your answer! Your answer must be no less than 4 sentences.