I am guessing those staffers have at least a vague notion of what caste is, yet would have to either learn more or verify the accuracy of what they know in orde

I am guessing those staffers have at least a vague notion of what caste is, yet would have to either learn more or verify the accuracy of what they know in order to get their job done. If anything, their willingness to learn rather than to act upon limited and potentially prejudiced knowledge is a good thing.