"a new pair of shoes" is the object of the preposition because it answers the question 'what did Wilmer buy?"
Answer:
what is the subject about
A. Abab
Deck rhymes with wreck and fled rhymes with dead. So I would say A
Usher's madness begins to increase because he can hear the sound of Madeline below.
Even though his sister is buried in the basement, he can constantly hear her scratching her coffin. He was tortured by these sounds until the protagonist came to visit him so he could share his troubles with him. Usher is afraid of his 'undead' sister and of dying himself, which is why he grows crazier and crazier by the day, until he is finally killed by his own sister in the end.