Match the materials to their likely Harappan sources:
| Column A | Column B |
| A. Copper | 1. Afghanistan |
| B. Gold | 2. Rajasthan |
| C. Tin | 3. Gujarat |
| D. Precious Stone | 4.Karnataka |
1
A-2, B-4, C-1, D-3
2
A-3, B-2, C-1, D-4
3
A-2, B-1, C-3, D-4
4
A-3, B-4, C-2, D-1