For an endothermic reaction where $\Delta H$ represents the enthalpy of the reaction in $kj/mol$. the minimum value for the energy of activation will be

Question

$(A)\;\text{Less than $\Delta H$} \\ (B)\;\text{zero} \\(C)\;\text{More than $\Delta H$} \\(D)\;\text{Equal to $\Delta H$}$