单项选择题

A. Some might consider that web-based self- service has had its day.
B. Understand that self-service systems, however, require a complex blend of business, work process and technology understanding.
C. The connection between research, decisions, transactions and recording can all be in one location.
D. There is a belief that serf-service ’systems are too difficult and too complicated to apply and, consequently, to last long.
E. Serf-service applications are often relegated to those that can’t be developed with traditional systems, making the self-service option the last stop in the line when determining strategies.
F. In addition, self-service systems comprise voice-based customer response systems.
G. It’s not designed to replace situations where human interaction is necessary.