Key Type Primary key Consider the following three tables, primary and foreign keys. Table Name Salespeople Attribute Name Type Employee Number Number Name Character Lektitie Character Address Character Phone Number Character Yearst Position Number Table Name Product Description Attribute Name Type Key Type Product Number Number Primary Key Product Name Character ProductPrics Number Table Name SalesOrder Attribute Name Type Key Type SalesOrder Number Number Primary key Product Number Number Foreign Key Employee Number Number Foreign Key Sales de Date Date Assume that you draw up a new sales order for each product sold. I Develop the following queries: a. All the Sales People with less than four years in position. (3 pts) b. All the Product Names sold on April 4. (3 pts) c. All the Products sold by Sales People less than 3 years in the position. (3 pts)