U
/h pero
O
8th period
Which of these are a form of communication that people use today*
25 po
O
Social Media
Instant Messaging
Email
All of the above

They made a checks and balance system to equal power within the branches. the "check" meant that one branch would watch one branch and "balance" them if they were too powerful. if you want more info on this, i would just google checks and balance system.