Final Answer:
According to Canto 2, Belinda's lock is the first and only "trophy of love" the Baron has ever taken from a woman in the context of c) Romance.
Step-by-step explanation:
In the narrative, the term "trophy of love" is associated with romantic interactions and conquests, placing it within the domain of romance. The use of the word "trophy" implies a sense of conquest or achievement in the context of romantic relationships, aligning with the themes commonly found in romantic literature.
The act of taking a lock of Belinda's hair as a symbol of love fits within the conventions of romantic storytelling, emphasizing the emotional and sentimental aspects of the relationship between Belinda and the Baron. Therefore, the choice of c) "Romance" as the context is apt, highlighting the romantic nature of the interaction and the significance of the lock as a token of the Baron's affection.