Final answer:
In the story of Sir Gawain and the Green Knight, Sir Gawain provides the lord with a token of loyalty each day. The specific token is a girdle.
Step-by-step explanation:
In the story of Sir Gawain and the Green Knight, Sir Gawain provides the lord with a token of loyalty each day that the lord returns home from hunting. This token is a gift that symbolizes Gawain's loyalty and honor. The specific token that Gawain gives to the lord each day is a girdle, which the lady of the castle has given to Gawain and told him that it will protect him from harm. Gawain believes that by giving the girdle to the lord, he is fulfilling his duty and showing his loyalty.