K

What does stand for in the following context ?

The Murder Room (P. D. James)

An official (Marcus Dupayne) has lost his position.

"By the time he had reached the rank of Assistant Secretary, he had been spoken of as a possible Head of Department. If all had gone well he would be leaving now , Sir Marcus Dupayne, with a string of City companies ready to offer him directorships

K, a shorthand for a knighthood in the British honours system

http://en.wikipedia.org/wiki/K_(disambiguation)

C'était mon hypothèse aussi : aujourd'hui, ce haut fonctionnaire prendrait sa retraite, honoré d'un titre de chevalier en récompense pour ses bons et loyaux services, et se ferait appeler « Sir ».

merci à vous