An oligarchy is a government in which the ruling power belongs to only a few people.
The correct answer is letter A
The founding fathers feared that otherwise power would become tyranny or sovereignty, so the best option was to choose the separation of powers so that there is not just a focus of central power, so that that power is decentralized and controlled by several people to that one just can’t have all control of power in the country.
Robbery is possible as an answer but I honestly have no answer because I'm not too sure