The porter in Macbeth's castle provides
for this tragedy

The significance of the Porter within Macbeth is twofold. Primarily, the Porter functions as comic relief, lessening the tension in the audience after the murder of King Duncan. The Porter also serves a thematic function, indicating that the gates to Macbeth's home are synonymous with the gates of hell.

answer; /// i believe that the correct answer is( it left behind rich

hello! : )

i think a judge or jury, as they preside over the court and is the central figure in a trial.

hope this and i hope i answered in time!

good luck!

~ destiny ^_^