Which of the following statements applies during the electroysis of sodium hydroxide sodium hydroxide solution using platinum electrodes?

• A.Na⁺ ions are discharged at the cathode
• B.Hydrogen ions are discharged at the anode
• C.the concentration of sodium hydroxide decrease at both electrode compartments
• D.the concentration of sodium hydroxide increases at the cathode only
• E.the concentration of sodium hydroxide increases at the anode only