Question

Pick up the correct statement from the following

a.

the contour lines having the same elevation cannot unite and continue as one line

b.

a contour can not end abruptly, but must ultimately close itself not necessarily within the limits of map.

c.

the direction of steepest slope at a point on a contour is at right angles to the contour

d.

all the above.

Answer: (d).all the above.

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Q. Pick up the correct statement from the following

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