The word vindicated, which comes from the Latin word vindicatus, originally meant "to avenge or revenge" but its meaning soon shifted to "clear from censure or doubt, by means of demonstration." When you are vindicated, your name is cleared. You might also prove that you're right about something.
The correct word from the excerpt from Poe’s "The Fall of the House of Usher." that could be used to argue that the narrator is unreliable is the last option among the choices is: “Overpowered” suggests the narrator’s lack of control.
Answer:
Preposition: on Prepositional phrase: on both hands
Explanation:
On is a preposition and since verbs (dust, slip) can't be in prepositional phrase, the prepositional phrase goes no further than hands.