how to answer with this graph

2000 4000 6000 8000 5A. How would label the Y axis? How would you label the X axis? (4 points) 5B. How do you label the line (highlighted in yellow) which crosses the 45 degree line in an economy? Remember there is only household spending. (4 points) Complete the following table using the graph above. Hint: Look at the graphs from class/lecture or your textbook, Chapter 5. (12 points) DY or Saving Consumption Autonomous C Induced C Disposable Income 2000 4000 6000