Answer:
D. All of these choices are correct
Explanation:
Electronic invoice presentment and payment, otherwise known as EIPP are business-to-business systems that combine e-invoicing and e-payment processes for the purpose of sending invoices to customers via Web portal or via a secure network by the use of a third party service provider. They are also used for receiving payer-initiated, third-party-processed, and ACH-network-settled wire transfers.
Http://www.cprogramming.com/tutorial/string.html
--------------------------------------------------------------------
