Question: what are the six styles of viking art?
Answer: 5.1 Oseberg Style. 5.2 Borre Style. 5.3 Jellinge Style. 5.4 Mammen Style. 5.5 Ringerike Style. 5.6 Urnes Style. 5.6.1 Early Urnes Style. 5.6.2 Mid-Urnes Style. 5.6.3 Late Urnes Style. 5.6.4 Urnes-Romanesque Style.