A government organization responsible for critical infrastructure is being attacked and files on the server been deleted.
Which of the following are the most immediate communications that should be made regarding the incident? (Choose two.)
A . Notifying law enforcement
B . Notifying the media
C . Notifying a national compute emergency response team (CERT) or cybersecurity incident response team (CSIRT)
D . Notifying the relevant vendor
E . Notifying a mitigation expert
Answer: CE