Question: Write a function named mirror that accepts a list of strings as a parameter and appends the list's contents to itself in reverse order. For

Write a function named mirror that accepts a list of strings as a parameter and appends the list's contents to itself in reverse order. For example, if a list named letters stores ["a", "b", "c"], the call of mirror(letters) should change it to store ["a", "b", "c", "c", "b", "a"].

Constraints: You may declare a single list as auxiliary storage.

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