The word which would best describes Christina's interaction with her mother at the end of the story is condescending.
Answer: Option B
Step-by-step explanation:
Condescension is the possession of feeling and so expressing the feeling of superiority. Here, in the end of the story, Christina has superiority feeling over her mother and so the best word describing it is, condescending, as compassionate is lesser in impact and other option are totally incorrect.
The relationship between a Mother and her daughter, is very much complex yet powerful. When the daughter is in her childhood, mother adores her. And then, when daughter becomes a teen, mother need to deplore her, an ultimately when she goes to college, mother should ignore her.
And, then they become friends. That is, until mother grows old and then the daughter takes care of her mother and so become condescending in approach, and so does, Christina.