The reaction of ${\mathrm{KMnO}}_4$ and $\mathrm{HCI}$ results in 

Oxidation of Mn in  ${\mathrm{KMnO}}_4$ and production of ${\mathrm{H}}_2$

Oxidation of Mn in  ${\mathrm{KMnO}}_4$ and production of  ${\mathrm{Cl}}_2$

Reduction of Mn in ${\mathrm{KMnO}}_4$and production of ${\mathrm{Cl}}_2$

Reduction of Mn in ${\mathrm{KMnO}}_4$ and production of ${\mathrm{H}}_2$