Select the detail from paragraph 2 of Passage 2 that provides strong evidence that the founding fathers believed that any political system they created could be improved.

1. George Washington defended the inclusion of these tools in the U.S. Constitution.

2. He claimed that separation of powers and a system of checks and balances were an important guard against tyranny

3. and prevented individuals or groups from taking control of the country.

4. He also defended the Constitution and endorsed the modification of powers granted to government through constitutional amendments.