Chapter8: Summing the n-th row in a matrix (3 * 3) Description: Write a method that sums the n-th row of a 3 X 3 matrix of integers with the following method header public static int sumRow(int[][] m, int n) In the main method, declare, create and initialize a two-dimensional array, and test the method. An input example which calculates the 1st row's integers: 123 456 789 1 Output Example: Sum of row 1 is 15

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