Answer:
separated branches have a role of their own, they can basically prevent other branches from actions that may abuse the freedom of others or can possible cause a dilemma to the constitution and laws.
Step-by-step explanation:
3 examples
The House of Representatives has sole power of impeachment, but the Senate has all power to try any impeachment.
Any bills that intend to raise revenue must originate in the House of Representatives, but the Senate also has to approve the bill.
Congress has the power to set and collect any taxes or duties.