Final answer:
Immigrants were often discriminated against because of their religion, particularly Jewish immigrants.
Step-by-step explanation:
The subject of this question is Social Studies because it is asking about discrimination experienced by immigrants in relation to their religion.
During certain periods in American history, immigrants were often discriminated against because of their religion. One such example is the discrimination faced by Jewish immigrants. Despite learning the English language and American customs, Jewish immigrants faced prejudice and were treated unfairly because of their religious beliefs.
Other groups, such as Scottish, English, and German immigrants, may have faced discrimination for other reasons, but in this context, the question is specifically asking about religious discrimination, which is often associated with Jewish immigrants.
Learn more about Religious discrimination toward immigrants