A key flaw in the post-Second-World-War consensus on development was that it failed to recognize that

A. Import substitution was the only way for developing countries to industrialize

B. Primary product exports were subject to low price elasticity

C. Primary product exports could not serve as an engine of growth

D. Primary product exports were subject to low income elasticity

E. Developing countries could industrialize by exporting labor-intensive manufactures while they still imported other industrial products