The reason that made immigration different in the time between the year 1860 and 1920 that in previous years is that the immigrants are likely or tend to be more from the Southern and as well as the Eastern Europe that made it different compared before.
Answer:
Japanese Americans were placed in internment camps and not Chinese Americans.
Japanese Americans were allowed to serve in the U.S. Army but not in the Pacific theater, but soldiers with Italian or German ancestry were permitted to fight the Axis powers in Europe.
The only correct answer would be that they served with distinction which they did since around 33 000 Japanese Americans served with distinction during world war 2
The answer is a because you said it was