The correct order of hybridization of the central atom in the following species

${\mathrm{NH}}_3,{\left[{\mathrm{PCl}}_4^{ }\right]}^{2-},{\mathrm{PCl}}_5^{ }\mathrm{and}{\mathrm{BCl}}_3\mathrm{is}$

In $N{H}_3,Niss{p}^3-hybridized$

In ${\left[{\mathrm{PtCl}}_4^{ }\right]}^{2-},\mathrm{Pt}\mathrm{is}{\mathrm{dsp}}^2-\mathrm{hybridized}$

In $PC{l}_5^{ },Piss{p}^{3}d-hybridized$

In $BC{l}_3^{ },Biss{p}^2-hybridized$