Four statements for Cr and Mn are given below.
(I) $$\text{Cr}^{2+}$$ and $$\text{Mn}^{3+}$$ have the same electronic configuration.
(II) $$\text{Cr}^{2+}$$ is a reducing agent while $$\text{Mn}^{3+}$$ is an oxidizing agent.
(III) $$\text{Cr}^{2+}$$ is an oxidizing agent while $$\text{Mn}^{3+}$$ is a reducing agent.
(IV) both Cr and Mn are oxidizing agents.
The correct statements are

A

I, III, IV

B

I, II

C

I, II, IV

D

I, IV