Match the pairs of column A and column B:
| Column A (Type of Rock) | Column B (Rock) |
| a. Extrusive Igneous Rock | I. Granite |
| b. Intrusive Igneous Rock | II. Gneissoid |
| c. Sedimentary Rock | Ill. Basalt |
| d. Metamorphic Rock | IV. Conglomerate |
1
a - I, b - III, c - IV, d - II
2
a - IV, b - I, c - II, d - III
3
a - III, b - I, c - IV, d - II
4
a - II, b - III, c - IV, d - I