Refer to the exhibit.
with manager.connect(host=192.168.0.1, port=22 username='admin', password='password1', hostkey_verify=True, device_params={'name':'nexus'}) as m:
What does the snippet of code achieve?

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