Answer: Japanese Internment Camps
Explanation: Our county at the time was struggling with WWII, and the Japanese were a real threat. The US government had seen how clever and tactical the Japanese gov't was, and decided to imprison all Japanese people in the US. The prisoners were tortured and interrogated, for mostly no reason. There was a perceived threat, and the US gov't had been going full lockdown on safety since Pearl harbor. The perpetrators were probably the only ones responsible, as the mass of Japanese in the US at that time posed no threat.
The answer is B or whatever.
Under is the prepositional phrase. Remember prepositional phrases show location. Under ins the only word that does that. Good luck my man.
A letter of the alphabet that’s different from the others, in form of height and how it looks. (If that’s what you meant)
B
I think it should change into “The test subject will be observed for the next few days.”