Concept:Shifting cassava from a local food crop to an export crop raises its market demand, which affects prices.Explanation:Exporting cassava increases its demand in the international market.Higher demand for cassava products like flour and starch tends to push their prices upward.This price increase benefits exporters and producers but does not directly expand other crops or reduce cassava output.Therefore, the most likely result is a rise in the prices of cassava products.Answer:B. increase in the prices of cassava products.