Read this quotation from “Traveling.”

Then last year, my sister, casting the net of old age . . . brought up that old story. First I was
angry. How come you never told me about your bus ride with Mama? I mean, really, so many years ago.

If standard punctuation were used, how would quotation marks be used to set off the dialogue?

A. First I was angry. "How come you never told me about your bus ride with Mama? I mean, really, so many years ago."
B. First I was angry. "How come you never told me about your bus ride with Mama?" "I mean, really, so many years ago."
C. "First I was angry. How come you never told me about your bus ride with Mama?" I mean, really, so many years ago."
D. First I was angry. How come you never told me about your bus ride with Mama? "I mean, really, so many years ago."