Explain the following:
During the electrolysis of an aqueous solution of NaCl, hydrogen ion is reduced at the cathode and not the sodium ion though both `Na^(+ ) and H^(+)` ions are present in the solution.

Options

A. stored in cytoplasm and vacuoles
B. used to convert it to acid into amides by transamination
C. converted to glutamic acid in presence of alpha-ketoglutarate dehydrogenase
D. Subjected to reductive amination using NADPH