Write the java code to display the grades in the 2D array from the code below

2. also write the java code to determine the average score of all the graded in the 2D array

3. write the java code to determine the lowest grade in column 2 (Not row 2) in the 2D array

public class Test{ public static void main(String args) { char[ I ] array2d={{'9', '6', '7"},{'12', '18', '20'},{"27", '30', '14'},{'1', '5', '8'}, {'40', '34', '56'}}; for(int i=0;i