The comitatus was a bond between a king and his nobles (called thegns).

a. True

b. False

Yes it is absolutely true that the Comitatus was a bond between a king and his nobles (called Thegns). The correct option among the two options that are given in the question is the first option or option "a". The word comitatus actually comes from the word committee and it means gathering together and discussing as well as instructing the subordinates.