Final answer:
'Sir Gawain and the Green Knight' presents a criticism of chivalry through Gawain's dishonesty and deception.
Step-by-step explanation:
'Sir Gawain and the Green Knight' presents a criticism of chivalry that shows people were starting to lose faith in the idea of it by depicting Gawain's dishonesty and deception. In the story, Gawain is tested by the Green Knight and, despite his reputation as a perfect knight, he succumbs to fear and dishonesty. This portrayal undermines the idealized image of chivalry and reveals the flaws and hypocrisy associated with it.'