Calculate the ∆H°_rxn for the Combustion of Methane Using the Given

Calculate the ∆H°_rxn for the combustion of methane using the given ∆H°_f. ∆H°_f, methaneg) = -74.60 kJ/mol
∆H°_f, waterl) = -285.8 kJ/mol
∆H°_f, carbon dioxideg) = -393.5 kJ/mol

A) -1.04 x 10⁺³ kJ/mol
B) -890.5 kJ/mol
C) 890.5 kJ/mol