Option B is the right answer.
Darius is known as the King of the Persian empire. He became furious with the city-states of Greece because Athens (Greek city-state) tied up with other states to revolt against Persian rule. His anger led him to launch an armed force to defeat the Athenians. He thought his action of sending the army on the land of Athens would destroy the rebellious part of the empire. But the situation changed and the army of Darius was soon defeated in the hand of the Greek city-state in 490 B.C.
Basically a president is someone who takes care of america and watches over us. He/She is like the parent of The United States Of America
Hope that helps Please feel free to ask me questions or give me a better definition to dumb down:)
<span>Chose an American delegation that failed to include
enough Republicans and Senators; refused to
compromise with Lodge</span>