According to werner theory Primary valency of central atom in  $\left[\mathrm{Pt}\left(\mathrm{en}\right)\left({\mathrm{H}}_2\mathrm{O}\right){\mathrm{Cl}}_3\right]\mathrm{Cl}$ Complex is satisfy by fallowing species

• A

  ${\left[\mathrm{Pt}\left(\mathrm{en}\right)\left({\mathrm{H}}_2\mathrm{O}\right){\mathrm{Cl}}_3\right]}^{+}$

• B

  Cl^-

• C

  Pt⁺⁴

• D

  en, H₂O and Cl^-