$\mathrm{TeO}_3$

$\mathrm{SO}_3$

$\mathrm{TeO}_2$

$\mathrm{SO}_2$

A-III; B-II; C-I; D-IV

A-III; B-II; C-IV; D-I

A-III; B-IV; C-I; D-II

A-IV; B-II; C-I; D-III

$\mathrm{ClF}_3$

$\mathrm{IF}_5$

$\mathrm{SF}_4$

$\mathrm{XeF}_2$

$\mathrm{Mn}^{3+}$ is oxidising agent while $\mathrm{Cr}^{2+}$ is reducing agent.

Both are reducing agents.

$\mathrm{Mn}^{3+}$ is reducing agent while $\mathrm{Cr}^{2+}$ is oxidising agent.

Both are oxidising agents.