Question 12 (1 point) On a recent visit to Europe, your friend Andreas admired the beautiful architecture in
the museums. He looked up and admired the curved ceiling that seemed to be a
series of arches placed one in front of another to create a long opening with a curved
ceiling to walk under. What is the structure Andreas observed that is so crucial to
the construction of these curved ceilings?
dome
O flying buttress
O barrel vault
ribbed vault