Match List I with List II:
| List I | List II | ||
| A. | Vertical cliff | I. | Contour lines unite at one place to form a single line |
| B. | Steep slope | II. | Contour lines of different elevations cross one another |
| C. | Hill | III. | Contour lines are closely spaced |
| D. | Overhanging cliff | IV. | Closed contour lines with higher values inside |
1
A - IV, B - III, C - I, D - II
2
A - I, B - III, C - IV, D - II
3
A - I, B - II, C - IV, D - III
4
A - IV, B - II, C - I, D - III