Final answer:
The man sweeping the dust in one of the Interpreter's rooms represents Humility.
Step-by-step explanation:
The man sweeping the dust in one of the Interpreter's rooms represents B) Humility. Humility is the quality of being humble, modest, and respectful.
In the story of the Interpreter's room from John Bunyan's 'The Pilgrim's Progress', the man sweeping the dust is an allegorical representation of humility, as he undertakes the lowly task of sweeping and serving others without seeking recognition or praise.