Which of the following is true for the species having `3d^(4)` configuration?
(A) `Cr^(2+)` is reducing in nature.
(B) `Mn^(3+)` is oxidising in nature.
(C) Both (A) and (B)
(D) None of these
A. both are reducing in nature.
B. both are oxidising in nature.
C. `Cr^(2+)` is reducing, `Mn^(3+)` is oxidising.
D. `Cr^(2+)` is oxidising, `Mn^(3+)` is reducing.