What are examples of the plot elements

Among the examples of plot in modern literature, Harry Potter and the Sorcerer’s Stone (written by J. K. Rowling) is probably the most familiar to both readers and moviegoers. The plot of the story begins when Harry learns that Professor Snape is after the Sorcerer’s Stone. The Professor lets loose a troll, who nearly kills Harry and his friends. In addition, Harry finds out that Hagrid let out the secret of the giant dog to a stranger in return for a dragon which means that Snape can now reach the Sorcerer’s Stone.