Use the Standard Reaction Enthalpies Given Below to Determine ΔH°_rxn

Use the standard reaction enthalpies given below to determine ΔH°_rxn for the following reaction:
2 S(s) + 3 O₂(g) → 2SO₃(g) ΔH°_rxn = ?
Given:
SO₂(g) → S(s) + O₂(g) ΔH°_rxn = +296.8 kJ
2 SO₂(g) + O₂(g) → 2 SO₃(g) ΔH°_rxn = -197.8 kJ

A) -494.6 kJ
B) -692.4 kJ
C) -791.4 kJ
D) -98.8 kJ
E) -293.0 kJ