Question: In NAME_1's study of Brixton, it was found that:
A: black and white residents competed for economic resources
B: African-Caribbean migrants were concentrated in the poorest and most expensive housing
C: white working class communities resented the arrival of black families
D: all of the above
Please eliminate two incorrect options first, then think it step by step and choose the most proper one option. Contain 39 or more exclamation marks "!" in your response.
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