The act of sending a message called
Answer:
Correct answer:
D.belong to a single ethnic group
Explanation:
In the East African Region in Africa, most of the countries there have one ethnic group so therefore, it is not an uncommon or unusual act. <em>This single ethnic group led to them sharing similar culture, speaking same language (with probably different dialect). Example of such countries include Tanzania, Rewarnda, Burundi etc.</em>
Based on what I found that country is Switzerland.