Answer:
Option A.
Step-by-step explanation:
France, is the right answer.
The emergence of feudal society in France can be seen as early as the 9th century. This system of feudal society existed in France from the 9th century until the 17th century (French revolution). As the feudal system of any other European country, feudalism in France also incorporated the allocation of land in return of rent or assistance. Accordingly, France became the center of early feudal society.