Which now-extinct language, spoken in the Northern Isles until the eighteenth century, was a North Germanic tongue derived from Old Norse settlement?

• A Faroese
• B Norn ✓
• C Gutnish
• D Norrœna

Norn evolved from the Old Norse spoken by Viking settlers in Orkney and Shetland; the last known speaker, Walter Sutherland, died around 1850 on the island of Unst.