I believe it was because the government was afraid that they might be spies for Japan, so they thought it was safer to keep them in one place so it would be easier to keep an eye on them. It also stemmed from racism due to the attack on Pearl Harbor and the U.S. fighting against the Japanese in the Pacific.
To mark a momentous occasion that the first president of the United States is leaving office
I would say it could be a and b of but probably. A.
That the power in america passed from one party to another
