Using a main method within PersonTester: 1. Instantiate an ArrayList but referen

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Using a main method within PersonTester: 1. Instantiate an ArrayList but reference it using List 2. Add three Person objects to the ArrayList you created in task 1 3. Use a loop to print the three person objects on screen, before sorting 4. Use Collections.sort() with the List and the Comparator provided to sort the Person objects by FirstName 5. Use a loop to print the three person objects on screen, after sorting Bonus: Define 2 Comparators one to sort by Person last name, a second for age. Then demonstrate using them.

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