Among the following, total number of meta directing functional groups is (Integer based)
$\begin{aligned} & -\mathrm{OCH}_3,-\mathrm{NO}_2,-\mathrm{CN},-\mathrm{CH}_3-\mathrm{NHCOCH}_3 \\ & -\mathrm{COR},-\mathrm{OH},-\mathrm{COOH},-\mathrm{Cl}\end{aligned}$
