Which architectural order was created by the Romans?

The mosaics of Justinian and Theodora have been placed in San Vitale:

a. to commemorate a state visit by the Emperor and Empress b. as a thank you for helping to construct the building c. as stand-ins to symbolize their semi divine status as participants in the Mass d. because they were declared saints after they died

Etruscans thought of their large-scale tombs as

a. pyramids. b. houses. c. urns. d. underground temples.