QUESTION 5 a) Policies to promote urban economic modernization often lead to increased urban unemployment and underemployment. Explain. (4 mks) b) Describe the essential assumptions and major features of the Todaro model of rural-urban migration. (4 mks) c) Explain the following concepts as used in population and development. i) Capital- swallowing effects ii) Investment - diversion effect iii) Malthusian population trap (2 mks) (2 mks) (3 mks)