I need help!!

For part 2 and 3, make it into one java file since they are connected / The given matrix is below the instructions

Programming language: Java

The matrix given:

2. Using the given matrix a. Populate the array using the matrix b. sum the numbers by row C. Put the sum in a one-dimensional array. Create a character array and populate it with the letters of the alphabet. d. Populate indexes 0-9 with a period, a questions mark, an explanation mark, a comma, and spaces for the remainder. "A" starts at index 10. e. Using the sum array, use the modulus operator, (%100) find the corresponding letter with in the character array and concatenate the letters and print out the letters. Continuing from lab 2: a. Use the concatenation of letters from lab two. Using the substring method, populate a string array with the words and print out the message. b. Then use the character array and place the spaces in appropriate places and the correct punctuation marks. Print out the message. 280