Standard molar enthalpy of formation of $$\mathrm{CO_2(g)}$$ is equal to

A

Zero

B

The standard molar enthalpy of combustion of carbon, graphite

C

The standard molar enthalpy of combustion of $$\mathrm{C(g)}$$

D

The standard molar enthalpy of combustion of $$\mathrm{CO(g)}$$