Questions: What medieval romance element prompts Gawaine's forgiveness of Launcelot?

The answer is: Gawaine's love and loyalty for Arthur.

Explanation for each option:

1. Gawaine's gallant love of Guenever: This option is incorrect because Gawaine's relationship with Guenever is not the primary factor influencing his actions towards Launcelot. In medieval romances, Gawaine's interactions with Guenever are not typically highlighted as a driving force for his decisions.

2. Gawaine's love and loyalty to Bedivere: This option is incorrect because Bedivere, while a notable knight, does not play a central role in the conflict between Gawaine and Launcelot. Gawaine's motivations are more closely tied to his loyalty to King Arthur rather than to Bedivere.

3. Gawaine's love and loyalty for Arthur: This is the correct answer. In medieval romance literature, particularly in the Arthurian legends, Gawaine's actions are often driven by his deep loyalty and love for King Arthur. His forgiveness of Launcelot can be seen as an extension of his commitment to Arthur, especially considering the complex relationships and conflicts within the Arthurian court.

4. Gawaine's loyalty to Mordred: This option is incorrect because Gawaine is generally depicted as being opposed to Mordred, who is often portrayed as a traitor to King Arthur. Gawaine's loyalty lies with Arthur, not Mordred, and this loyalty influences his actions and decisions throughout the narratives.