Which text from "About Russell" best supports the inference that the narrator eventually learns to accept her brother for who he is?
A. A grown man, Russell simply will not do what he doesn't want to."
B. "He never asked us for anything, nor did he go about begging other people for money."
C. "Russell had developed a stubbornness over the years, a wall between himself and other people."
D."Rosalind and I didn't know that his self-erected wall was how he protected himself."