Given statements:Statement I: $[{\text{Co(NH}}_3{\text{)}}_6{]}^{3+}$ is homoleptic, while $[{\text{Co(NH}}_3{\text{)}}_4{\text{Cl}}_2{]}^{+}$ is heteroleptic.Statement II: $[{\text{Co(NH}}_3{\text{)}}_6{]}^{3+}$ has one type of ligand, whereas $[{\text{Co(NH}}_3{\text{)}}_4{\text{Cl}}_2{]}^{+}$ has more than one type.

1. A
   Both false
2. B
   Statement I true, Statement II false
3. C
   Statement I false, Statement II true
4. D
   Both true