"what are the most basic units or structures of consciousness? " this is a question that would most likely be of interest to a follower of:

I believe the answer is: Structuralism

Structuralism believe that the behaviour that displayed by individuals would be massively influence by the structure that become the foundation of society where those individual live. The structure would pre-determine the things that considered to be right or wrong which become some sort of basic operating system for our consciousness.

i'll just take the points xd

sumerians were polytheistic, meaning they believed in many different gods. so, the best answer is c.