Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: Antonio wanted to take an online economics course. Sentence 2: His advisor suggested him taking the class on campus. Sentence 3: Antonio did not take his advice. Sentence 4: He found the class difficult and had to drop out. Sentence 5: Antonio will have to retake the class next semester on campus.

economics class