Why did african-americans have more difficulty purchasing a home than white americans in the post world war ii economic boom? a) african-americans had to pay a higher interest rate on federal loans. b) african-americans faced more racism in obtaining loans and moving into the suburbs. c) few african-americans lived in the north and there was less construction in the south. d) african-americans were not allowed to serve in world war ii and did not benefit from the g. i .bill.