Which key feature distinguishes multinational and multiethnic states?

(1 point)
Multinational states include the presence of free ◎ elections and democractic principles, while multiethnic states do not.
Multinational states include the use of an official language, while multiethnic states do not.
Multinational states include territories that were once independent states, while multiethnic states do not.
Multinational states include the presence of various ethnicities with traditions or histories of self- government, while multiethnic states do not.
Multinational states include territories that were once colonies, while multiethnic states do not.

Multinational states include the presence of various ethnicities with traditions or histories of self-government, while multiethnic states do not.