Match the column :-

Column $I$ (Reduction process)	Column $II$ (Charge required)
$(a)$ $1$ mol of $MnO_4^-$ to $Mn^{2+}$	$(p)$ $193000$ $C$
$(b)$ $1$ mole of $Cr_2O_7^{2-}$ to $Cr^{3+}$	$(q)$ $289500$ $C$
$(c)$ $1$ mole of $Sn^{4+}$ to $Sn^{2+}$	$(r)$ $482500$ $C$
$(d)$ $1$ mole of $Al^{3+}$ to $Al$	$(s)$ $579000$ $C$

• A
  $(a)-(p), (b)-(q), (c)-(r), (d)-(s)$
• B
  $(a)-(r), (b)-(s), (c)-(p), (d)-(q)$
• C
  $(a)-(q), (b)-(r), (c)-(s), (d)-(p)$
• D
  $(a)-(s), (b)-(p), (c)-(q), (d)-(r)$