An administrator is configuring RADIUS on a Cisco switch with a key set to Cisc407294634 but is receiving the error “Authentication failed: 22040 Wrong password or invalid shared secret.” What must be done to address this issue?

• A. Add the network device as a NAD inside Cisco ISE using the existing key.
• B. Configure the key on the Cisco ISE instead of the Cisco switch.
• C. Validate that the key is correct on both the Cisco switch as well as Cisco ISE.
• D. Use a key that is between eight and ten characters.

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