The following diagram shows the first 2 assignments (blue and red) using backtracking algorithm with Forward Checking. How forward checking is used with backtracking?

solve question 3-a

3. (20 points) Backtracking with Forward Checking and MRV The following diagram shows the first 2 assignments (blue and red) using backtracking algorithm with Forward Checking Graph Algorithm Bacitracin . Ordering None MTV MRVLOV Fitering None Forward Chang Are Consistency Speed Supe Only a) How forward checking is used with backtracking? b) Draw the next 4 diagrams after each assignment step-by-step and explain your assignment