For many in the united states, it seems logical and natural to place barack obama in the racial category of "black," even in the face of clear evidence that he is of mixed biological heritage. this is an example of

I believe the answer is: racial common sense

racial common sense refers to the process of categorizing an individual toward a certainn racial group based on the characteristic that predominantly held by members of the racial group.
Other example would be when we're categorizing someone as asian because that person have yellowish skin and narrow eyes.

The answer - c apex