Using the court system is the direct strategy commonly used by interest groups which involves lawsuits, legal fees, and amicus curiae briefs. Option C is correct.
An amicus curiae brief is a written submission to a court in which an amicus curiae (literally a "friend of the court": a person or organization who/which is not party to the proceedings) can set out legal arguments and recommendations in a case.
I think it was because there were too many immigrants coming in and taking our jobs, and American decided figure out what was an actual American, (so like the first settlers), and the immigrants weren't
"American" I actually think they limited china on how many people could come into the US and then after so many people came they cut them off, and then the Chinese who wanted to come to America would have to wait until next year. But then they considered that un American I guess unconstitonal is the word and then undid that law. I hope this helps.
The upperclass were being captured by the native americans and so they eventually went to war