Answer:
Option: A. Allowing all cultural groups to freely express their beliefs
Step-by-step explanation:
Multicultural describes cultural diversity, which is from different countries with different cultural backgrounds come together in one place to live or to celebrate.
The United States is a multicultural nation because of its features. Since the discovery of the New World, America has always accepted different people from Europe to settle and to start a new life. America is a place of diverse cultural background. Living together with the American Indians and European is an example of multiculturalism where all people live in harmony.