In China, obviously, citizens do not have the same rights as in the US. How would this situation be violating the 3rd amendment if it was happening here?

Explanation:

The Third Amendment seems to have no direct constitutional relevance at present; indeed, not only is it the least litigated amendment in the Bill of Rights, but the Supreme Court has never decided a case on the basis of it.

The federal government today is not likely to ask people to house soldiers in their homes, even in time of war. Nevertheless, the amendment has some modern implications. It suggests the individual’s right of domestic privacy—that people are protected from governmental intrusion into their homes

i would think its c but i'm not sure