In a minimax game-playing search tree, which of the following factors affect the performance of α − β pruning?
(A) The order in which nodes are evaluated
(B) The number of utility values calculated
(C) Whether the tree is balanced or unbalanced
(D) Depth of the search tree
1
(A) and (B) only
2
(A), (C) and (D) only
3
(A) and (C) only
4
(B) and (D) only