Answer:
The answer is French, Latin, and English.
Step-by-step explanation:
The Norman Conquest had many consequences in almost every fields. Culturally speaking, the Norman Conquest had a great impact on England since three languages were spoken:
French: it was the language spoken by the aristocracy (Normans).
Latin: it was spoken by the member of the Church. It was the language of learning.
English: it was spoken by the lower classes (Anglo-saxons). Middle English was highly affected by the introduction of Latin words from the French and became less inflected.