The order entry form problem. This is a Classic you need to learn this one. ABC is a small business that sells clothing products online. Develop an ER diagram depicts the sales transaction. For example, a customer buys several different clothing items as depicted in the invoice below. Be sure to include entities and their relationships. Indicate weak entities and show cardinality. Again, be reasonable in the attribute listing you provide but be sure to show the identifier. This is the classic order form data model. Dont forget you can use the lecture notes for reference page $98$ and $152$ in the eText examples of this classic product purchase order scenario.