What is the original source of electrons used to neutralize the special pair in photosystem II?

Question

Quizplus · Accepted Answer

The original source of electrons used to neutralize the special pair in photosystem II is water (H2O). The formula provided in option C, despite being encoded, represents water. In the process of photosynthesis, water molecules are split to release electrons, protons, and oxygen. This occurs in the oxygen-evolving complex of photosystem II.

What Is the Original Source of Electrons Used to Neutralize