What does the snippet of code achieve?

Refer to the exhibit.

What does the snippet of code achieve?
A . It creates a temporary connection to a Cisco Nexus device and retrieves a token to be used for API calls.
B . It opens a tunnel and encapsulates the login information, if the host key is correct.
C . It opens an ncclient connection to a Cisco Nexus device and maintains it for the duration of the context.
D . It creates an SSH connection using the SSH key that is stored, and the password is ignored.

Answer: C

Explanation:

ncclient is a Python library that facilitates client-side scripting and application development around the NETCONF protocol.

The above Python snippet uses the ncclient to connect and establish a NETCONF session to a Nexus device (which is also a NETCONF server).

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