| LIST I | LIST II |
|---|---|
| A. Million sheet | I. 4°x4° |
| B. Quarter-inch sheet | II. 1°x1° |
| C. Half-inch sheet | III. 30'x30' |
| D. Special sheet | IV. 7'30"x7'30" |
If A + B means A is the mother of B; A - B means A is the brother of B; A % B means A is the father of B, and A \(\times\) B means A is the sister of B, which of the following shows that P is the maternal uncle of Q?