B and C are true and the other two are false
Native-born Americans who saw the influx of new immigrants to the United States with concern were called Nativists.
In the late 1800s, due to the huge entry of immigrants in America, a lot of anti-immigration feelings came forward. A huge effect on immigrants coming to the U.S. appeared in nativism. Nativism is a policy when people show favoritism toward native-born Americans.
In and out they where treated like dirt because they where "Jewish" and then during the holocaust they were executed at a concentration camp. so in reality 300000 lives give or take a few, where killed just on a belief.
There are 50 states in the US