What is the relationship between ∆G and ∆G‘°?

• A. ∆G = ∆G‘° + RTln([products]/[reactants])
• B. ∆G = ∆G‘° – RTln([products]/[reactants])
• C. ∆G = ∆G‘° + RTln([reactants]/[products])
• D. ∆G = ∆G‘° – RTln([reactants]/[products])