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Suppose that you would like to create an instance of a new Map that has an iteration order that is the same as the iteration order of an existing instance of a Map. Which concrete implementation of the Map interface should be used for the new instance? A. TreeMap B. HashMap C. LinkedHashMap D. The answer depends on the implementation of the existing instance.

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C. LinkedHashMap
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LinkedHashMap. In Collections if you obsrve not only LinkedHashMap . if "Linked " name is there in classname it's insertion order same as the itration oder. you can check with LinkedList ,LinkedHashMap ,LinkedHashSet.This three also follow same principle .
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