Below are some statements about binary search trees and red-black trees. Indicate which of these statements is correct.

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Below are some statements about binary search trees and
red-black trees. Indicate which of these statements is correct.
A. A binary search tree with the height ‘h’ can have a maximum
of 2 (h + 1) - 1 nodes.
B. The height of a binary search tree containing ‘n’ elements
can be at most (n-1).
C. The time complexity for inserting a new element into a BST
tree that contains 'n' elements is in the worst case 0
(log2 n).
D. The time complexity for inserting a new element into an AVL
tree that contains 'n' elements is at best 0 (log2
n).
E. The complexity of the time to insert a new element into a
red-black tree containing 'n' elements is in the worst case 0 (log2
n).
Group of answer options
Only statements B and E are correct.
Only statements A, B and E are correct.
Only statements B, D and E are correct.
Only statements A, B, D and E are correct.
Only statements B, C and E are correct.