Answer:
One of the architectural characteristics that the building displays is that it contains narthex at the entrance.
Step-by-step explanation:
Some of the key architectural features of a cathedral are;
1. It has got three aisles that have their central part as the nave.
2. They have transept that provide the church with its cross shape that it displays.
3. Then there is an open choir which is the point where the transept and the nave meet.
4. At the far end of the nave is an apse which is the one that holds the alter.