Dose anyone have tips for traveling by charter bus?

im going on an 8 hour class trip to D.C. on a charter bus this may and i was wondering if u had any tips such as: where is the best place to sit on the bus? will there be plugs so i can use my laptop?? should i bring food? do the seats recline will we stop at pit stops? if u could answer these questions it would b GREAT!! other information or advise will b appreciated!!!! :) thanks!!!!