For the First-Order Reaction

For the first-order reaction
1/2 N₂O₄(g) → NO₂(g) ; ΔH = 28.6 kJ
The activation energy is 53.7 kJ/mol.What is the activation energy for the reverse reaction?

A) 15.2 kJ/mol
B) 82.3 kJ/mol
C) -53.7 kJ/mol
D) 25.1 kJ/mol
E) 53.7 kJ/mol