flying buttresses take the pressure and the weight off of the ___ and move it to the arches of the flying…

flying buttresses take the pressure and the weight off of the ___ and move it to the arches of the flying buttress.\n○ walls\n○ glass\n○ ceiling\n○ windows
Answer
Brief Explanations:
Flying buttresses are architectural elements that transfer the pressure and weight from walls to their own arches. They are designed to support the walls of a building.
Answer:
walls