What were three eventual consequences of william the conqueror's victory at hastings?

It had consequences at the administrative, social, and cultural level.

Explanation:

At the administrative level, William the Conqueror's victory at Hastings meant the Witan turned to be called the GREAT COUNCIL and it was an advisory body. Besides, the Anglo-Saxons' feudalism was improved into TERRITORIAL FEUDALISM.  

At the social level, William's victory meant the disappearance of the middle class (the Thanes). A sharp differentiation between social classes emerged: Aristocracy (Barons and Knights) and the Villains.

At the cultural level, said victory meant the return to the Mediterranean civilisation since three languages were spoken (French, Latin, and English).

the answer is "by providing data about careers and annual mean wages"