An online alternative to customers sending checks through e-mail is: C. payment processor.
What is online banking?
Online banking can be defined as a type of technology that financial institutions use to offer its customers an opportunity to receive and send money through the Internet.
Some examples of online banking institutions include the following:
Payment processor is an alternative online banking institution that enable customers to send checks through e-mail.
Read more on online banking here: https://brainly.com/question/2772610
