Question $1$: Leveling and Error Propagation

a$)$ The figure below shows a $3-$setup closed loop leveling operation. Two of the setups took place inside a tunnel and the last one occurred outside it$.$ All of the staff readings are shown on the figure.

i$.$ In the provided space, draw a table and, appropriately, tabulate the shown leveling data in it$.$

$(5$ Points$)$

ii$.$ Calculate the miss$-$closure error in the leveling loop

$(5$ Points$)$

iii. Perform leveling loop adjustment on the given leveling loop.

$(5$ Points$)$