PART A: What can the reader infer about the landlady from her conversation with Billy in the sitting room?

A
She was a doctor or likely had some medical training, as evidenced by her ability to stuff her pets.
B
She is a lonely old woman who lost her son in the war and tries to replace him with her particular tenants.
C
She may have witnessed something terrible and suffers memory problems because she cannot recall Billy’s name correctly.
D
She may be more threatening than she appears because her words suggest she was involved in the two men’s disappearances.

FROM THE STORY "THE LANDLADY" helppp