Which of the following statements is true regarding the relationship of nodes and node groups?
A . Nodes can belong to only one node group.
B . Nodes managed by a node group cannot be deleted.
C . All nodes are initially not associated with a node group.
D . All nodes are initially associated with a default node group.
D: a node must be a member of a node group. Initially, all Application Server nodes are members of the default DefaultNodeGroup node group.
Note: A node group is a collection of managed nodes.