Kwame is going to visit East African countries of Kenya, Uganda, and Mozambique with his grandfather, who does business in these regions. Kwame wants to be able to say a few phrases to the people here, but there are so many different languages. He reads up and finds that many people in these places also speak Swahili in addition to their native tongues. What could Swahili be considered for these countries in East Africa? A. The Language Family B. The Proto-language C. The Lingua Franca D. The Creole Language