Question 9 1 pts Given the following elements MyArray[] = {60, 20, 21, 10, 19, 8), how many steps are needed to sort the first half of the elements using Merge sort? O O steps O 1 step 2 steps O 3 steps Question 10 1 pts How do you declare a four-dimensional array of integers in Java? int[]0[] fourDArray; int fourDArray[][00: int [] fourDArray[]00 All of the above