The return statement that be used in p() whose the code is multidimensional array is e. return new int[][]{{1, 2, 3}, {2, 4, 5}};.
Multidimensional array is a function in C program include C++ which it function is to create array in array that stores homogeneous data in tabular form. Multidimensional array also been called as 2D array or 3D array.
2D array is multidimensional array which only two level of array or array in array, in code is written as [][]. 3D array is multidimensional array which have three level of array or array in array in array, in code is written as [][][].
Since, the question code is int[][] so the return will be in int[][] too.
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