The Fall of the House of Usher

Which of the following statements best summarizes the relationship between the family and the literal House of Usher?
A. They are considered the same, in name, amongst the people.
B. The Ushers have seldom deviated outside its house and family tree, in terms of
land and inheritance.
C. Roderick believes that the house communicates with and/or senses the Ushers,
so that they reflect one another.
D. Like the dying twins, both the family and the house are falling into ruin.