Which of the following are inner orbital complex (i.e., involving d²sp³ hybridisation) and is paramagnetic in nature?

A. [Mn(CN)₆]³⁻, [Fe(CN)6]³⁻, [Co(C₂O₄)₃]³⁻
B. [MnCl₆]³⁻, [FeF₆]³⁻, [CoF₆]³⁻
C. [Mn(CN)₆]³⁻, [Fe(CN)₆]³⁻
D. [MnCl₆]³⁻, [Fe(CN)₆]³⁻, [Co(C₂O₄)₃]³⁻