What is the advantage of having a printer that is self-healing?

What is the advantage of having a printer that is self-healing?
A . Less time is spent on the printer maintenance and updates.
B. When an attack occurs, the printer fixes itself without IT involvement.
C. When an attack occurs, you can continue with current printing activities.
D. The printer is always protected by HP Sure Shield and there are lower maintenance, service, and update costs.

Answer: A