Question: Write a method called mirror that accepts an ArrayList of strings as a parameter and produces a mirrored copy of the list as output, with

Write a method called mirror that accepts an ArrayList of strings as a parameter and produces a mirrored copy of the list as output, with the original values followed by those same values in the opposite order. For example, if an ArrayList variable called list contains the values ["a", "b", "c"], after a call of mirror(list) ; it should contain ["a", "b", "c", "c", "b", "a"].

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