Question: If you try to add an element using put ( ) method to a HashMap, and the key value exists, what happens to the HashMap?

If you try to add an element using put() method to a HashMap, and the key value exists, what happens to the HashMap?
Group of answer choices
For an existing K, corresponding V is updated.
For an existing K, new V is added.
For an existing K, corresponding V is deleted.
New K,V is added.

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