Selected balance$-$sheet and income$-$statement$-$information for$-$Meta$*$Platforms$-$Inc. follows.."

$Millions

$,$

December $31,2023$

$$

December$*31,2022$

a$.$ Compute the return on equity $*$for $2023$ and disaggregate the ratio into its Dupont $*$ ROA

and$-$leverage components. $$

b$.$ Disaggregate$*$ROA$-$into profitability$*$and productivity components. $\backslash$