In the 21st century, the international community tried to punish North Korea because:

Answer:
C. It committed human rights violation.
Explanation:
C is the correct answer as the totalitarian regime in that country is not allowing civil liberties.
A is not correct because there are practically no minorities there.
B is not correct because since the Korean War there were no larger wars here.
D is not correct, as the country is the part of UN since 1991.