Why are the methods getlndexOf and removeEntry in the class ArrayBag private instead of public? Implement a method replace for the ADT bag that replaces and returns a specified object currently in a bag with a given object. Suppose that a bag contains Comparable objects such as strings. A Comparable object belongs to a class that implements the standard interface Comparable, and so has the method compareTo. Implement the following methods for the class ArrayBag:

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