Which is a low spin complex?

Which is low spin complex:

Which of the following is a low spin complex?

State which one is high spin and which one is low spin complexes. State hybridisation of Fe atom in both the compound. K_3[Fe(CN)_6] and (NH_4)_3[FeF_6]

Which of the following complex is a low spin complex ?

Which is high spin complex:

Which is high spin complex