Following the rise of communism in Russia there was what was called the "Red Scare" in the United States which led to anti-communist activities such as the "Palmer Raids" which were carried out by Mitchell Palmer. Therefore, A) Attorney General Mitchell Palmer used the public's fear of communism to start a witch hunt for suspected communists is the best answer.
The primary objection of the antifederalists to the ratification of the constitution was that it would give the new central government far too much power over the states, which would lead to tyranny.
It’s letter c for the answer of this question
D. Emperor Yulian’s death, without me you will die