Which of the following is a good way to describe an academic theme?

Unlike european immigrants, chinese immigrants in the 1800s faced

What was the national government’s biggest concern if facing a war, under the articles of confederation? the national government had no national military. the country had grown too large to defend with a small army. the states would not back the federal government. there was no way the states would pay for fighting a war.

Explain each of the following: expressed powers, implied powers, and inherent powers.