Vassalage Includes All the Following Except

Vassalage includes all the following except

A) an oath of loyalty originating in the ancient German custom of swearing allegiance to the head of war-band.
B) the vassal pledges military service, among other things, in exchange for a fief.
C) unlimited power of the lord over the vassal.
D) obligations such as raising ransom for the lord and protection of the vassal.
E) a reciprocal relationship between lord and vassal.