Which of the following best describes the difference between a kingdom and a nation-state?

A. A kingdom respects its citizens' right to self-determination. A
nation-state limits its citizens political rights.

B. A kingdom is made up of people who share a common culture. A
nation-state is made up of multiple cultures.

C. A kingdom generally has a large population. A nation-state
generally has a small population.

D. A kingdom is ruled by a monarchy. A nation-state can be governed
by other forms of government.