Answer:
When I read it, I believe it was because the father realized it would be better to stay proud and keep the house. Deep down, they knew standing their ground was the best decision. There was temptation to give up the house for a higher money return than what he originally paid. This was due to the virtually all-white neighborhood feeling uncomfortable about black neighbors moving in. This created a huge milestone for the black family, with them being 5 generations, from the son, (from what I remember) descended from their last enslaved ancestor .
Step-by-step explanation: