This is true, because when you are talking about something bad like a death or something like that you have a sad face, or when you're angry, you have a mad face, and so forth.
Answer:
race, ethnic group.
Explanation:
Race can be defined as characteristics or traits by which you can distinguish people that can be the hair texture, skin color, etc.
Ethnic Group is the collection of people that can be differentiated by themselves or other, on the basis of their nationality or cultural characteristics.
The Articles of Confederation was served as the United States' first written plan of government.