4. qryCustomerRelations - Create query that will list customers, the territories they are in and the salesperson assigned to the customer's given territory. Concatenate the sales person's first and last names so that they appear in one column along with a meaningful column caption. Only show results where customers are in or near Durham. 5. qrySearchlnvoiceByDate - Create a parameter query that will accept two dates and return all invoices that occurred within the range of the dates entered. Include the invoice id, invoice date, order date and customer company in the result. Also include a calculated fields titled \"Days to FulFillment", which will display the number of days between an order being placed and a related invoice being created. 6. qrySearchProductDescriptionsByKeyword - Create a parameter query that will search through product descriptions and return related records. Display product name, msrp and the description for all results