| Group I | Group II | ||
| P | Syringothyris Limestone | 1 | Permian |
| Q | Karai Shale | 2 | Jurassic |
| R | Chari | 3 | Carboniferous |
| S | Barren Measures | 4 | Cretaceous |
To match the formations in Group I with the corresponding stratigraphic periods in Group II, we need a basic understanding of the geological formations and their respective time periods:
Therefore, the correct matching is:
The correct answer aligns with the given option:
P-3, Q-4, R-2, S-1