d- and f-Block Elements: JEE Main 2026 Chemistry question

Given below are two statements : Statement I: The number of pairs among $[\mathrm{Ti^{4+}},\mathrm{V^{2+}}]$, $[\mathrm{V^{2+}},\mathrm{Mn^{2+}}]$, $[\mathrm{Mn^{2+}},\mathrm{Fe^{3+}}]$ and $[\mathrm{V^{2+}},\mathrm{Cr^{2+}}]$ in which both ions are coloured is 3. Statement II: The number of pairs among $[\mathrm{La^{3+}},\mathrm{Yb^{2+}}]$, $[\mathrm{Lu^{3+}},\mathrm{Ce^{4+}}]$ and $[\mathrm{Ac^{3+}},\mathrm{Lr^{3+}}]$ ions in which both are diamagnetic is 3. In the light of the above statements, choose the correct from the options given below :