During the Light Reaction Water Is Oxidized to Form Oxygen

During the light reaction water is oxidized to form oxygen. This process

A) yields low-energy electrons.
B) yields high-energy electrons.
C) is needed to replace the electron lost by P680 during the light reaction.
D) yields low-energy electrons and is needed to replace the electron lost by P680 during the light reaction.
E) yields high-energy electrons and is needed to replace the electron lost by P680 during the light reaction.