Which statement is true regarding redundancy?
A . System Administrators know when their cluster has failed over and can also see why it failed over by using the cphaprob Cf if command.
B . ClusterXL offers three different Load Sharing solutions: Unicast, Broadcast, and Multicast.
C . Machines in a ClusterXL High Availability configuration must be synchronized.
D . Both ClusterXL and VRRP are fully supported by Gaia and available to all Check Point appliances, open servers, and virtualized environments.
Answer: D