Q: Along with the British Isles, with what land did the Carolingians trade?
A: The coronation of Charlemagne as emperor on Christmas Day 800 is regarded as a turning point in medieval history, marking a return of the Western Roman Empire, since the new emperor ruled over much of the area previously controlled by the western emperors.
Does the answer correctly answer the question

OPT:
a). yes
b). no
b).