Question

the economies of most african colonies were dependent on
industrial development.
one or two crops.
a strong middle class.
diverse farmlands.

Explanation:

Colonial powers structured African economies to focus on producing a small number of cash crops (like cotton, cocoa, or rubber) for export to their home countries, creating a monocrop-dependent system. Industrial development, a strong middle class, and diverse farmlands were not characteristics of these colonial economies.

Answer:

one or two crops.