Which of the following orders is correct in the spectrochemical series of ligands?
- A$Cl^{-} < F^{-} < C_2O_4^{2-} < NO_2^{-} < CN^{-}$
- B$NO_2^{-} < C_2O_4^{2-} < Cl^{-} < F^{-} < CN^{-}$
- C$C_2O_4^{2-} < F^{-} < Cl^{-} < NO_2^{-} < CN^{-}$
- D$F^{-} < Cl^{-} < NO_2^{-} < CN^{-} < C_2O_4^{2-}$
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