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Which is the greatest number? Which is the smallest number?

| The greatest number | The smallest number | |
| A | 6 | 3 |
| B | 3 | 6 |
| C | 9 | 3 |
| D | 6 | 9 |
-
A
-
B
-
C
-
D

| The greatest number | The smallest number | |
| A | 6 | 3 |
| B | 3 | 6 |
| C | 9 | 3 |
| D | 6 | 9 |
A
B
C
D