According to the textbook, in the 30 to 40 years of post-independence economic development of countries in Africa, Question 4 Select one: a. countries developed or not depending on whether they had mineral resources or not. Those with mineral resources developed very well. b. countries that had mineral resources failed to develop, but those that relied on agriculture and exports of agricultural goods did splendidly. c. there was a general failure of economic development in most countries in Africa. Dependence on commodity/mineral resource exports hampered development in free market countries. d. countries that pursued socialist policies, like Ethiopia and Ghana, were disasters, but countries that pursued free market policies, like Kenya, Nigeria, and Ivory Coast, developed splendidly