You need to select a class that is optimized for key-based item retrieval from both small and large collections. Which class should you choose？（）A.OrderedDictionary classB.HybridDictionary classC.ListDictionary classD.Hashtable class

单项选择题

You need to select a class that is optimized for key-based item retrieval from both small and large collections.
Which class should you choose？（）

A.OrderedDictionary class
B.HybridDictionary class
C.ListDictionary class
D.Hashtable class

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