It is important to you when creating this Car Calclator spreadsheet that it can be used with other customers. This is accomplished using the Lookun function. This function will look up the credit rating of a customer, then based on that rating the APR will be chosen and minimum down payment will be calculated. All of this is done dynamically, which means if you change the credit rating of the customer, the values all get updated. Using this function wi alow you to use this spreadsheet with many customers. 8 In cell F4, enter a Lookup function to display the interest rate of the loan. The function should reference the borrower's credit rating in cell C7 and the table array in range A15:C18. Indude the range Jookup arqument to ensure an exact match