So what exactly is the question? I think you need to put a source so we know how to answer it.
When a descriptive word, phrase, or clause is essential to the meaning of a sentence, that element is RESTRICTIVE
Yes it is.......................
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.
It means, for example if I say, "I go to the park every now and then", then it isn't a common event, but happens often enough not to be classified as a rarity.