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In which of the following cases contour lines of different elevations can intersect? 1) Caves, 2) Vertical cliffs, 3) Hills, 4) Overhanging Cliff

In which of the following cases contour lines of different elevations can intersect? 1) Caves, 2) Vertical cliffs, 3) Hills, 4) Overhanging Cliff Correct Answer 1) and 4)

Two contour lines of different elevations cannot cross each other. However, contour lines of different elevations can intersect only in case of an overhanging Cliff and a cave.

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