1.

Consider the following statements:1. Triangulation is another system of increasing the ground control points2. Triangulation is used for filling in the minute details of an area3. Triangulation system of quadrilaterals is most suitable for railways.Which of the above statements is correct?

A. 1 only
B. 2 only
C. 3 only
D. 1 and 3only
Answer» E.


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