Question: What is true about an Arraylist as a collection type? This collection type does not contain duplicate values. This collection type uses key - value

What is true about an Arraylist as a collection type?
This collection type does not contain duplicate values.
This collection type uses key-value pairs to track data.
This collection type can contain duplicate values.
If a value is added to this collection type that exists, that value will not be added.
What is true about an Arraylist as a collection type? This

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