Why Red-black trees are preferred over hash tables though hash tables – McqOptions

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1.	Why Red-black trees are preferred over hash tables though hash tables have constant time complexity?
A.	no they are not preferred
B.	because of resizing issues of hash table and better ordering in redblack trees
C.	because they can be implemented using trees
D.	because they are balanced
Answer» C. because they can be implemented using trees

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