$2$D Array Operations: $(2$ bytes$)$

Write a C program to implement basic $2D$ array operations using pointers. The program must allow the user to dynamically create an array, add two arrays, multiply two arrays, free memory allocated for arrays, and display an array. The user must be able to choose the options through a menu.

For example:

Create an array

Add two arrays

Multiply two arrays

Display array

Exit

Choose an option: $1$

Enter the number of rows: $2$

Enter the number of columns: $3$

Enter the array elements:

$123$

$456$

$...$