. Given the following Array A = {21, 1, 26, 45, 29, 28, 2, 9, 16, 49, 39, 27, 43, 34, 46, 40} Illustrate the execution of the sorting algorithms on the given array: 1. Merge-sort algorithm 2. Insertion Sort (using the median-of-three pivot) algorithm 3. Selection Sort algorithm For each fundamental iteration or recursion of the algorithm, write the content of the array.