单选题：After splaying at node 1 in the given tree, which of the followi

After splaying at node 1 in the given tree, which of the following statements about the resulting tree is TRUE? @[C](2)

A. the depth of the tree is 4 (where the depth of the root is 1)
B. node 5 is a child of node 2
C. node 5 is a leaf node
D. node 6 is a leaf node






A.the depth of the tree is 4 (where the depth of the root is 1)
B.node 5 is a child of node 2
C.node 5 is a leaf node
D.node 6 is a leaf node


答案：C