Final answer:
The main purpose of the Executive Branch is to enforce the law by overseeing the implementation of laws and ensuring they are faithfully executed.
Step-by-step explanation:
The main purpose of the Executive Branch is to enforce the law.
According to the Constitution, the President is responsible for overseeing the implementation of laws and ensuring that they are faithfully executed.
Examples of the Executive Branch's role in enforcing the law include the President issuing executive orders to interpret and carry out legislation, supervising other officers of the executive branch, and requiring them to justify their actions.