A new element is added to an ArrayList object at index k$.$ Assuming the list has size s and does not have to be resized,

Group of answer choices

the elements at current positions k$..$s must be moved toward the end of the array

the element at position k is overwritten

the elements at current positions $0..$k must be moved toward the beginning of the list

the elements at current positions k$..$s$-1$ must be moved toward the end of the array