Final answer:
The mosaics in the church of San Vitale in Ravenna, Italy, depict Emperor Justinian and his Empress Theodora as symbols of power and Christian devotion.
Step-by-step explanation:
The mosaics in the church of San Vitale in Ravenna, Italy, depict the Emperor Justinian and his Empress Theodora. These mosaics are located on the east end of the church, on either side of the altar. Justinian and Theodora are shown as symbols of power and Christian devotion, with Theodora holding a chalice and Justinian holding a vessel similar to the one used in the Eucharist.