1. produce a list of all customer names in which the first letter of the first and last names is in uppercase and the rest are in lowercase. 2. create a list of all customer numbers along with text indicating whether the customer has been referred by another customer. display the text "not referred" if the customer wasn’t referred to citporcl books by another customer or "referred" if the customer was referred. 3. determine the amount of total profit generated by the book purchased on order 1002. display the book title and profit. the profit should be formatted to display a dollar sign and two decimal places. take into account that the customer might not pay the full retail price, and each item ordered can involve multiple copies.