Hydrochloric Acid (HCl)reacts with Sodium Hydroxide (NaOH)to Form Sodium Chloride $\Delta$

Hydrochloric acid (HCl) reacts with sodium hydroxide (NaOH) to form sodium chloride (NaCl) and water.If $\Delta$ H ^$\circ$ = -56.13 kJ/mol and $\Delta$ S ^$\circ$ = 79.11 J/mol . K,what is $\Delta$ G ^$\circ$ for this reaction at 20.00 ^$\circ$ C?

A) -79.32 kJ/mol
B) -77.73 kJ/mol
C) -2.324 $\times$ 10⁴ kJ/mol
D) 79.32 kJ/mol
E) -1638 kJ/mol