Answer:
Separation of powers protects against tyranny by separating the central government into three branches. Montesquieu came up with legislative, judicial, and the executive branches so that one person or group will have all the power. The legislative branch does the law making while the executive branch carries out the laws and the judicial branch enforces them.
It stops too much power collecting in one place, and denies any one person the means to lead the country alone.
Step-by-step explanation: