Just prior to wwi, the colonial powers were primarily seeking a. raw materials b. slaves c. export markets d. exotic spices

A. raw materials

Explanation:

Before WWI colonialism and imperialism was right at its peak, the colonial powers were searching for raw materials, since slaves were mostly abbolished in all the world, and export markets were merely non existant, the most important thing for colonial powers was to find new places were they could find cheap raw materials to be transformed back in their empires.

the answer is c     : )

explanation:

i don't have an explanation because i don't know, but i think the answer is c because i googled it and google is right : ) just kidding google isn't allways right but the answer is still c. i hope this !