Answer:
I not going to give the answer to you in 2-3 sentences but I give you key points for it!
The Great compromise is about giving power nationally and giving power localy (The states) . Also, each state has a voice in the national government. I believe this leads to the 3 main branches in the government.
If I were you I would fact check this real quick. I hope this helps.
-Ypr3s