Karl Marx asserted that the means of societal change existed in the tension between:.
A. The enslaved bourgeois re-claiming power from the controlling proletariat.
B. The bourgeois struggling for the allocation of resources amongst themselves.
C. The working class pro-letariat taking the means of production from the wealthy bourgeois.
D. The pro-letariat fighting each other for a position within the bourgeois.

C. The working class proletariat taking the means of production from the wealthy bourgeois.

Explanation:

Karl Marx was a German philosopher who is considered the father of sociology because of his study emphasis on the relationships that exist between economy, social structure, and social life. His theory determines a social conflict between the two classes that are preliterate or workers and capitalist bourgeoisie, over the means of production.

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances

productive most commonly means: achieving or producing a significant amount or result.

explanation:

productive can also mean:

these depend on how the word productive is used. most likely productive will mean   achieving or producing a significant amount or result.