1. Find where the bash program locates in your system. Where is the bash program located on your system? Your answer: 2. Use the-version option to find out which version you are running. Your answer: 3. Create 3 variables, VAR1, VAR2 and VAR3; initialize them to hold the values "thirteen", "13" and "Happy Birthday" respectively. 4. Display the values of all three variables. 5. Are these local or global variables? Your answer: 6. Remove VAR3. 7. Can you see the two remaining variables in a new terminal window? Your answer: 8. Write a simple script named 'surface of a rectangle.sh' in which you assign two integer values to two variables. The script then calculates the surface of a rectangle which has these proportions. It should be paired with comments and generate elegant output un command cat surface of a_rectangle.sh' to display the content of 9. R your script 10.Make your script executable and run your script 11.Change the value of the two variables in your script then run your script again