In paragraph 2, what is the effect of noting that the first tenement in New York "bore the mark of Cain from its birth"?

A.
It indicates that tenements were a very early type of architecture.
B.
It indicates that tenements were closely connected to the evil that people do.
C.
It means that tenements began as centers for biblical learning.
D.
It means that tenements began as centers of mystery whose meaning was unclear.