Refer to the exhibit. Which statement about router R1 is true?
A. Its NVRAM contains public and private crypto keys
B. RMON is configured
C. Its private-config is corrupt
D. Its startup configuration is missing
E. It running configuration is missing
A
https://www.cisco.com/c/en/us/support/docs/security-vpn/ipsec-negotiation-ike-protocols/50282-ios-ca-ios.html#t2
also see question 367