Karl marx developed the economic theory of

Karl Marx developed the economic theory of Marxism. This stated that "human societies progress through class struggle, which is a conflict between an ownership class that controls production and a dispossessed laboring class that provides the labor for the production." He believed that the laboring class would take over society and change the socio-economic conditions, because capitalism would create this tension.

c. teaching children to think independently and challenge social norms that promote racism.

Explanation:

This is most likely the strategy that would most effectively help us reduce racism. By teaching children to think independently, they are more likely to question the racist remarks they might hear in society. They are also more likely to resist peer pressure and conformity when placed in a racist environment. Finally, children raised in this way would be more able to challenge social norms that promote racism.