Which two are valid declarations of a two-dimensional array?
A.
int[][] array2D;
B.
int[2][2] array2D;
C.
int array2D[];
D.
int[] array2D[];
E.
int[][] array2D[];
Explanation:
int[][] array2D; is the standard convention to declare a 2-dimensional integer array.
int[] array2D[]; works as well, but it is not recommended.