Mastering Java: The Ultimate 2026 All-In-One Quiz to Excel in 'Thinking in Java

The method used to access elements in an ArrayList is get(int index). Option A is correct because it is the actual method that is used to retrieve the element at the specified index in an ArrayList. Option B is incorrect because there is no method called access in the ArrayList class. Option C is incorrect because elementAt() is a method used for accessing elements in a Vector, not in an ArrayList. Option D is incorrect because indexOf() is used to find the index of a specified element, not to access an element.