Comprehension Passage
Consider the following relations X (S, Si, C) and Y (S, P, D).
Result of X ⟖ x.s = y.sY is
1
| S | Si | C | P | D |
| J | 1 | M | S1 | CA |
| B | 2 | N | P1 | AB |
| R | 3 | H | D1 | DC |
| T | 4 | G | Null | Null |
2
| S | Si | C | P | D |
| J | 1 | M | S1 | CA |
| B | 2 | N | P1 | AB |
| R | 3 | H | D1 | DC |
| A | Null | Null | H1 | MD |
3
| S | Si | C | P | D |
| J | 1 | M | S1 | CA |
| B | 2 | N | P1 | AB |
| R | 3 | H | D1 | DC |
| T | 4 | G | Null | MD |
| A | Null | Null | H1 | Null |
4
None of these