state whether true or false. and give the reason also

table$[[6,\backslash$table$[[$The effective cohesion, $c^{\text{'}}$ 'value can never be a negative value irrespective of$],[$the soil being an over$-$consolidated or a normally consolidated clay.$]],$l$,$F$],[7,\backslash$table$[[$Compression index, $C_{lon}$ for a normally consolidated clay is not a function of$],[$effective stress.$]],$T$,$F$],[8,\backslash$table$[[$The stress versus strain behavior of an overconsolidated clay is similar to that$],[$of a dense sand.$]],$T$,$F$],[9,\backslash$table$[[$The settlements in saturated clays are mainly attributed to compression of$],[$water within the voids.$]],$T$,$F$],[10,\backslash$table$[[$The amount of volume change that will occur when a soil is subjected to load$],[$depends on the coefficient of permeability, $k,$ of the soil.$]$