Coordination Compounds

Given below are two statements :

Statement I : \([\mathrm{Co}(\mathrm{NH}_3)_6]^{3+}\) is a homoleptic complex whereas \([\mathrm{Co}(\mathrm{NH}_3)_4 \mathrm{Cl}_2]^{+}\) is a heteroleptic complex.

Statement II : Complex \([\mathrm{Co}(\mathrm{NH}_3)_6]^{3+}\) has only one kind of ligands but \([\mathrm{Co}(\mathrm{NH}_3)_4 \mathrm{Cl}_2]^{+}\) has more than one kind of ligands.

In the light of the above statements, choose the correct answer from the options given below.