Draw class diagrams for the following scenarios using appropriate design pattern (mention the name of the design pattern as well) 1. A Laptop dealer (Client) buys a Laptop (Product) as per customer need. The client can order two Brand Laptop, Apple and Dell with variable storage size and processor. 2. Gallery app can show JPG file by default. We have other classes which can show png and gif format. Now, we want our Gallery app to show png and gif format as well