Define a class named Customer that holds private fields for a customer ID number, last name, first name, and credit limit. Include four public functions that each set one of the four fields. Use constructor to set the default values to each of the field. Do not allow any credit limit over $10,000. Include a public function that dis- plays a Customer’s data. Write a main() Object is being created Length of line : 6 Object is being deleted Page 6 function in which you declare a Customer, set the Customer’s fields, and display the results.