In which pair of ions both the species contain S - S bond?

A

$$S_2O_7^{2-},S_2O_8^{2-}$$

B

$$S_4O_6^{2-},S_2O_7^{2-}$$

C

$$S_2O_7^{2-},S_2O_3^{2-}$$

D

$$S_4O_6^{2-},S_2O_3^{2-}$$