Among the following how many are low spin complexes?

A) ${\left[Cr{\left(H_{2}O\right)}_6\right]}^{3+}$     B)  ${\left[Cr{\left(N{H}_3\right)}_6\right]}^{3+}$    C) ${\left[Fe{\left(CN\right)}_6\right]}^{3-}$  
D) ${\left[Co{\left(H_{2}O\right)}_6\right]}^{3+}$   E) ${\left[Co{F}_3{\left(H_{2}O\right)}_3\right]}^{ }$    F)  ${\left[Co{\left(ox\right)}_3\right]}^{3-}$
G)  $N{a}_2\left[Ni{F}_6\right]$         H) ${\left[Co{\left(H_{2}O\right)}_6\right]}^{2+}$     I) ${\left[Ni{\left(N{H}_3\right)}_6\right]}^{2+}$