Methane and Water Vapor Can React to Form Carbon Monoxide $\leftrightarrows$

Methane and water vapor can react to form carbon monoxide and hydrogen gas according to the reaction CH₄(g) + H₂O(g) $\leftrightarrows$ CO(g) + 3 H₂(g) .If $\Delta$ H ^$\circ$ = 206.1 kJ/mol and $\Delta$ S ^$\circ$ = 214.5 J/mol . K,what is $\Delta$ G ^$\circ$ for this reaction at 25.00 ^$\circ$ C?

A) -6.375 $\times$ 10⁴ kJ/mol
B) -8.400 kJ/mol
C) 142.1 kJ/mol
D) 205.9 kJ/mol
E) -5156 kJ/mol