In this revolutionary choir, Saint–Denis Choir, THESE TWO areas are not separated, but envisioned as a unified space with only columns in between (order is not important). What are the radiating chapels and ambulatory?
1) What are the radiating chapels and ambulatory?
2) What are the aisles and nave?
3) What are the nave and radiating chapels?
4) What are the ambulatory and gallery?
5) What are the radiating chapels and gallery?