If you are bald what color of hair do they put on your drivers license?

Messalla frowns at the wide circular cover, for a moment returning to his own fussy world.

Which words best describes the speakers?

The knights of the round table were bound by the code of chivalry that called for loyalty to king, god, and lady.  in which set of lines from  sir gawain and the green knight  does sir gawain describe upholding this code?