Question: Which Java data structure is fastest when we want to add something to the end of it ( index = = length ) ( If

Which Java data structure is fastest when we want to add something to the end of it (index == length)
(If all 3 ArrayLists are the same pick the option that is just 'ArrayList')
Question 3 options:
ArrayList
ArrayList (sorted)
LinkedList
HashSet
ArrayList (set to maximum number of items that will be stored)

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