$($a$)$ Sieving and liquid limit test were performed on soil sample A$.$ The liquid limit $($LL$)$ was found to be $20\%$ and the results of sieving were recorded as follows:

Table Q$\mathrm{.}2($a$)$: Sieve analyses results for the Sample A

$\backslash$table$[[\backslash$table$[[$Sieve Size$],[(mm)$