Which process helps achieve this milestone?

A network architect must migrate the legacy infrastructure switches of a customer from a Cisco Nexus 9000 platform.

Which process helps achieve this milestone?
A . Create a container providing separate execution space.
B . Allow guest temporary access to the CLI without logging in.
C . Manage software upgrades via guest shell.
D . Set up a web-based interface for configuration management.

Answer: A

Explanation:

Doubt: Some experts say A while some go for D