At 25°C, the Following Heats of Reaction Are Known $\Delta$ H°_rxn for the Reaction: ClF(g)+ F₂(g)

At 25°C, the following heats of reaction are known:
At the same temperature, use Hess's law to calculate $\Delta$ H°_rxn for the reaction: ClF(g) + F₂(g) $\rarr$ ClF₃(g)

A) -217.5 kJ/mol
B) -130.2 kJ/mol
C) 217.5 kJ/mol
D) -108.7 kJ/mol
E) 465.4 kJ/mol