Answer:
Dee hasn't changed the way she is.
Explanation:
Dee always despised her mother and sister. This contempt was mainly because she did not identify with the family and despises the way they lived. As the story unfolds the way Dee acts with the family remains the same, but she uses the pretext that the family does not embrace the African heritage they have, when in fact Dee does not embrace that heritage, but lives superficially to pass an image of glamor that cannot be compared to the lives of blacks.
The answer is 0.8 m/s or <span>5.09 meters per second.</span>
This quote can be found only in the movie.
It can be heard in the third movie, and is told by the headmaster.
I just checked the book, and it doesn't appear there.