The Mihrab of the Great Mosque, Cordoba Spain, built during the reign of al-Hakam II. A mihrab is used to identify the wall, that faces Mecca in a mosque.
The mihrab of the Great Mosque is elegantly decorated with small pieces of glasses, reflecting the colors of dark blue, and brown. The use of yellow and gold color in the calligraphic along with plant motifs in decorating the arch.
A designer designs things. What would a digital designer design out of this options? a logo is the answer. You can always look up job descriptions next time you have an question like this. I typoically do that.