单选

●最佳二叉搜索树是 (36) 。
(36)

A．关键码个数最少的二叉搜索树 &n
bsp; B．搜索时平均比较次数最少的二叉搜索树
C．所有结点的左子树都为空的二叉搜索树
D．所有结点的右子树都为空的二叉搜索树

试题出自试卷《2011年程序员考试考前密卷（七）-上午试题》

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●最佳二叉搜索树是 (36) 。(36)

●最佳二叉搜索树是 (36) 。
(36)