A level was run from a Bench Mark $($BM A$)$ as shown in the following figure. You are required to:

i$)$ Enter the field observations of the levelling work in the proper booking format.

ii$)$ Calculate the reduced levels of the points with reference to the BM A using both the "Rise and Fall" method and the "Height of Collimation" method. Apply necessary checking to your calculations.

$\backslash$table$[[$BS$,$IS$,$FS$,$Rise,Fall,HC$,$RL$,$Remark$],[,,,,,,62\mathrm{.}500,],[,,,,,,,],[,,,,,,,],[,,,,,,,],[,,,,,,,],[,,,,,,,],[,,,,,,,],[,,,,,,,]]$

$1$