Need it ASAP please!

2. Write a Java program which will implement following using 2d array and methods: a. Method Sum RightDiagonal will calculate the summation of the elements of right diagonal of the 2d array. b. Method Sum Col() will calculate the summation of every column of the 2d array. c. Method MaxInRow() will find out the max value of every row of the 2d array. Sample Output: The Summation of right diagonal elements is: 17 The Summation of column 1 is: 9 The Maximum value of row 1 is: 7