The radii of F, O, F$^{-}$ and O$^{2-}$ follows which of the following orders:

Question

$\begin{array}{1 1} F < O < F^{-} < O^{2-} \\ F^{-} < O^{2-} < F < O \\ F < F^{-} < O < O^{2-} \\ O < O^{2-} < F < F^{-} \end{array} $