???????
Explanation: ?????
The Indian reservation system established tracts of land called reservations for Native Americans to live on as white settlers took over their land.
Johnson outlawed discrimination and segregation in the United States by signing the Civil Rights Act. Thus, option A is the correct statement.
<h3>Who is Lyndon Baines Johnson?</h3>
Lyndon Baines Johnson, often referred to by his first name LBJ, was an American politician who served as the 36th president of the United States from 1963 to 1969.
His legacy of civil rights was created by signing the Civil Rights Act of 1964, the Voting Rights Act of 1965, and the Civil Rights Act of 1968.
Thus, option A is the correct statement.
To learn more about Lyndon Baines Johnson refer:
brainly.com/question/21423130
#SPJ1
The main way in which the separation of powers guards against tyranny is by making it impossible for any single branch to become too powerful, since each branch "checks and balances" the others out when it comes to making and enforcing legislation.