Which of the list ADT operations specified in Listinterface.java return an item on the list to the application code that invokes the operation? Check all that apply. size add isEmpty remove get If a list object, instantiated from the array-based list ADT class that was discussed in class, had an initial capacity of 12 and was subsequently populated with the names of the 30 highest-grossing films of all time, what is the minimum number of times the enlarge( ) method has been executed for this list? In the preceding problem, if there have been no removals, what is the remaining (unused) capacity of the underlying array when the list includes the names of all 30 movies