Among the following complexes,the one that can exhibit optical activity is

Given below are two statements:
Statement-$I$ : The number of paramagnetic species among $[CoF_6]^{3-}$,$[TiF_6]^{3-}$,$V_2O_5$ and $[Fe(CN)_6]^{3-}$ is $3$.
Statement-$II$ : $K_4[Fe(CN)_6] < K_3[Fe(CN)_6] < [Fe(H_2O)_6]SO_4 \cdot H_2O < [Fe(H_2O)_6]Cl_3$ is the correct order in terms of number of unpaired electron$(s)$ in the complexes.
In the light of the above statements,choose the correct answer from the options given below.

Which of the following compounds has the highest magnetic moment?

How many geometrical isomers are possible for the square planar complex $[Pt(NH_3)(Br)(Cl)(Py)]^{2+}$?

Magnetic moment of $[Cu(NH_3)_4]^{2+}$ ion is (in $B.M.$)

Which of the following compounds does not show optical activity?