The following graph shows the average profit of two fruit-sellers A and B in thousands (₹) per year from the year 1995 to 2000. Consider the graph and answer the 4 (four) items that follow :

| Year | A (₹) | B (₹) |
|---|---|---|
| 1995 | 3 | 4 |
| 1996 | 4 | 4 |
| 1997 | 5 | 4 |
| 1998 | 3.5 | 4 |
| 1999 | 4 | 5 |
| 2000 | 6 | 5.5 |
What is the difference between the average profit of B and A in the year 1998 ?
What is the difference between the average profit of B and A in the year 1998 ?