Explanation: Thomas Jefferson was Hamilton's chief rival in Washington's administration. Both men disagreed on most points and it was a fight as to who would rise in political power. Jefferson won after Hamilton was killed in a duel with Aaron Burr.
The right answer is D. Alexander Hamilton's primary rival was Thomas Jefferson. Even though they got along relatively well at the beginning of the term, they soon became fierce enemies. Their personalities were opposed and they both thought that theirs (Jefferson was Secretary of State and Hamilton was Secretary of the Treasury) was the most important job within Washington's cabinet.
The Republican Isolationists refused to ratify President Wilson's League of Nations plan because D) they were opposed to Article 10 that could infringe upon the United States' right to declare war and expand its territories.