What is the origin of the lakes of Africa?

There are quite a few lakes on the African continent, all of them are of great importance for the local population in the conditions of an arid climate, food and other problems of this area. The most famous lakes are Victoria, Bangweulu, Tana, Mveru, Rudolf, Edward, Albert, Kivu, Tanganyika, Nyasa, Chad. Most of the lakes are formed in relief faults, either in the so-called tectonic troughs, or as a result of volcanic activity. All these lakes are located in the area of ​​geological plate shifts, as a result of the movement of which even the Red Sea was formed.