Which of the Following Is the Correct Net Reaction for the Combined

Which of the following is the correct net reaction for the combined reaction of glutamine synthetase and glutamate synthase?

A) " $\alpha$ -ketoglutarate + NH₄⁺ + ATP + NADH + H⁺ $\rightarrow$ NAD⁺ + ADP + P_i + glutamate"
B) "NAD⁺ + ADP + P_i + glutamate $\rightarrow$ $\alpha$ -ketoglutarate + NH₄⁺ + ATP + NADH + H⁺"
C) " $\alpha$ -ketoglutarate + NH₄⁺ + ATP + NADH + H⁺ $\rightarrow$ NAD⁺ + ADP + P_i + glutamine"
D) "glutamate + NH₄⁺ + ATP + NADH + H⁺ $\rightarrow$ NAD⁺ + ADP + P_i + $\alpha$ -ketoglutarate"