Final answer:
Latin remained the language of learning used for theology, science, and history in Europe, while the Norman aristocracy spoke French. Different branches of the Celtic language group were spoken in Scotland, Ireland, Wales, Cornwall, and Brittany.
Step-by-step explanation:
The subject of this question is History. Latin remained the language of learning used for theology, science, and history in Europe. It was also a lingua franca. The Norman aristocracy spoke French, while different branches of the Celtic language group were spoken in Scotland, Ireland, Wales, Cornwall, and Brittany. The subject of this question falls under the category of History in the High School level.