Answer: Quilombos
Explanation: Quilombos are inaccessible areas where fugitive slaves stay, Quilombos are always made up of farmers and raiding. Quilombos are known to contain less than 100persons,in ancient Brazil, Quilombos are called Mocambo,while the most popular with a population of over twenty thousand persons is Palmares,which owed its prosperity to the availability of irrigated lands and abduction of slaves from Portuguese plantations.
there is a mechanical advantage in using a long, gently sloping ramp than a short steep ramp.
It happened in "The Fall of the House of Usher" (by Edgar Allan Poe) that while Usher and the narrator speaks, Usher's sister walks through the room, apparently unaware of the narrator. The narrator's reaction to seeing Usher's sister when he sees her pass through the room was with an utter astonishment not unmingled with dread.
I belive the answer is D. His artistic vision changed throughout his life. Please tell me if im wrong.