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| Q. |
Select the correct statement. |
| A. | A contour is not necessarily a closed curve. |
| B. | A contour represents a ridge line if the concave side of lower value con¬tour lies towards the higher value contour. |
| C. | Two contours of different elevations do not cross each other except in case of an overhanging cliff. |
| D. | All of the above statements are correct. |
| Answer» C. Two contours of different elevations do not cross each other except in case of an overhanging cliff. | |
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