单选题

已知二叉树的前序遍历为[A,B,D,E,C,F,G],中序遍历为[D,B,E,A,F,C,G],求二叉树的后序遍历的结果是( )

A

[D,E,B,F,G,C,A]

B

[D,E,B,F,G,A,C]

C

[D,B,E,F,G,C,A]

D

[D,E,B,F,G,A,C]

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