For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of

For laying a sewer line in a trench of 2 m width, an offset line is ma

1.	For laying a sewer line in a trench of 2 m width, an offset line is marked on the ground parallel to the given centre line at a distance of
A.	100 cm
B.	120 cm
C.	140 cm
D.	160 cm
E.	180 cm.
Answer» E. 180 cm.