Read these sentences from paragraph 2.
Was this Mrs. Hignett the Mrs. Hignett, the world-famous writer on Theosophy, the author
of "The Spreading Light," "What of the Morrow," and all the rest of that
well-known series?
I'm glad you asked me. Yes, she was.
How do these sentences affect the tone of the excerpt?
A. They create a formal, ponderous impression of the lecture circuit's role in American culture.
B. They establish the informal, chatty nature of the narrator when relaying the story.
C. They suggest that the narration will be an erudite, professional overview of famous writers.
D. They introduce a serious and deep author of profound philosophical books.