In fact, a significant number of professors at African universities would readily relocate abroad, if they had the opportunity. According to the text, the African brain drain causes which of the following factors or a combination of factors: loss of highly skilled workers who would have otherwise contributed to economic growth. human capital loss and loss of capital invested in training the apprentices and candidates. reduction in the capacity of African countries to train a new generation of professionals. dependence on expensive expatriates to replace qualified Africans who have gone overseas. A. I, III, Vonly B. E, II, V only C. All the above D. i, II, I\" only