Assume a president or judge abused their power, broke a law, or proved to be corrupt. This problem could get checked by

It would be checked by the federal justices system and challenged by the Supreme Court.

The correct answer is option A - Government jobs taken from a current president´s opponents and given to supporters.

The spoil system was a practice in which the political party winning an election appointed its campaign workers in government posts. They hired and fired federal workers every time presidential administration changed.

It started from the 1820s until after the Civil War.

One must have into account the fact that, although the term is American, there are many other languages that carry out this practice even nowadays.