The back sight reading on bench mark of R.L 500.00 m is 2.685 m. If foresight reading on the point is 1.345 m, the reduced level of the point is?

The back sight reading on bench mark of R.L 500.00 m is 2.685 m. If fo

1.	The back sight reading on bench mark of R.L 500.00 m is 2.685 m. If foresight reading on the point is 1.345 m, the reduced level of the point is?
A.	502.68 m
B.	501.315 m
C.	501.340 m
D.	504.030 m
Answer» D. 504.030 m