15. Using the SUBSTRING and CONCAT functions, write a query to display each customer name as a single field in the format Jones, Tom with a heading of Customer along with the customer_phone field in a nicely formatted calculated column named Phone. For example, a record containing the customer_phone value 6145535443 would be output with parentheses, spaces, and hyphens, like this: (614) 555-5443. Sort by last name.