In a lesson aimed at ninth-grade students, the focus was on various retail occupations, specifically the role of a sales assistant. Students learned that sales assistants greet customers, maintain store appearance, explain products, and report any damaged or missing items. The lesson also touched on the responsibilities sales assistants have in small businesses, including handling transactions and restocking shelves, along with the importance of pricing and labeling products. Overall, the session emphasized the essential duties and skills required for effective customer service in the retail environment.