Your environment has a large number of network devices that are configured to use AAA for authentication. Additionally, your security policy requires use of 2 Factor Auth or Multi-factor Auth for all device administrators, which you have integrated with ACS, To simplify device management, your organization has purchased Prime Infrastructure, What is the best way to get Prime Infrastructure to authentication to all your network devices?

Your environment has a large number of network devices that are configured to use AAA for authentication. Additionally, your security policy requires use of 2 Factor Auth or Multi-factor Auth for all device administrators, which you have integrated with ACS, To simplify device management, your organization has purchased Prime Infrastructure, What is the best way to get Prime Infrastructure to authentication to all your network devices?
A . Enable the AAA API on the network device, generate an API token, and configure Prime Infrastructure to use that token when authenticating to the network devices,
B . Create a user on ISE with a complex password for Prime Infrastructure, along with an authorization policy that uses the ISE local identity store for that user
C . Create a user on ISE with a complex password for Prime Infrastructure, along with an authentication policy that uses the ISE local identity store for that user
D . Configure a local user on each of the network device along with priority to use the local username and password for Prime Infrastructure
E . Enable Multi-Factor authentication on Prime Infrastructure

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Answer: C