12. A (C Programming) two dimensional array A is initialized as follows,

Fill in the blanks below with values for each of the following:

a. A[0][1] = ________

b. A[1][0] = ________

c. A[0][0] 1 = ________

d. A[0][2] * A[1][1] = _________

13. Write the (C Programming) declaration and initialisation statement to represent the below matrix in C using arrays.

a. Using for loop, add 4 to all the elements in the matrix and print the new values of the matrix as shown in the sample output.

Sample Output:

14. (C Programming) A file read.txt need to be accessed for reading. Rewrite the below statements by correcting the errors:

int *qr; qr = fopen ("read.txt");