What type of appeal is demonstrated when someone compliments Mr. Snodgrass on his hat to sell him a cane?

The appeal demonstrated when someone compliments Mr. Snodgrass on his hat in order to sell him a cane is known as an appeal to flattery. This technique involves using praise or compliments to influence someone's decision-making or behavior. By complimenting Mr. Snodgrass, the individual seeks to create a positive emotional response that could lead him to feel more favorable toward the cane being offered. Flattery can foster a sense of goodwill and make the target more receptive to persuasion, leveraging the compliment as a strategic way to encourage a purchase or decision.

This method is often effective because it associates the product with a positive experience, leading the individual to associate their favorable feelings with the item being sold. As such, the appeal to flattery is a subtle yet powerful persuasive tactic that can effectively sway opinions and encourage buying behavior.