An application processes test results from a manufacturing facility, then generates and archives
quality reports. The application has been in production for five years.
The application was developed by an outsourced company that is no longer in business. The

source code is not available. It can run on any current Microsoft Windows Server operating
system.
What is this an example of?

A.
Vendor lock-in

B.
A legacy application

C.
An enterprise application

D.
Service-oriented architecture