In the equilibrium reaction A+BhArrC+D, ...

In the equilibrium reaction `A+BhArrC+D`, the activation energy for the forward reaction is 25 kcals `"mole"^(-1)` and that of backward reaction is 15 kcals `"mole"^(-1)`. Which one of the following statements is correct?

it is an exothermic process

it is an endothermic process

it is a reaction for which `Delta H=0`

it is a sublimation process

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