Which one of the following classes are present System.Collections.Generic namespace? Stack Tree SortedDictionary SortedArray

Which one of the following classes are present System.Collections.Gene

1.	Which one of the following classes are present System.Collections.Generic namespace? Stack Tree SortedDictionary SortedArray
A.	1 and 2 only
B.	2 and 4 only
C.	1 and 3 only
D.	All of the above
E.	None of the above
Answer» D. All of the above

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Which one of the following classes are present System.Collections.Generic namespace? Stack Tree SortedDictionary SortedArray

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