Which quotation from "About Russell" best supports the inference that the author is worried about her brother's welfare?
"I was just so pleased my brother would give me the time of day."
"A nickname! Actual friends! Rosalind and I thought. We were thrilled Russell had come out of his shell."
"Russell didn't talk, let alone look at me. The chess set was still standing there, pieces and all."
"In our minds, Russell’s future was bright and without limitation, starting with a full scholarship to MIT or Northwestern."