What does the photograph suggest about colonization?

These "workers" especially in south Africa were actually slaves who were being exploited by Europeans for their own financial gain not to help the indigenous population of those countries

Explanation:

These "workers" especially in south Africa were actually slaves who were being exploited by Europeans for their own financial gain not to help the indigenous population of those countries

its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.