refer to the figures below showing alkaline vents under four different chemical conditions. The number of protons (H*) represent the relative pH values for the ocean and the water bubbling up from within the vent. A CO Co, Co, H CO, Co 0000 0000 Ocean co, Ocean H2 H2 H Vent 00000 H2 H2 H. Vent H, H2 CO2 H H 00 H co2 H Co Ocean Ocean Hz 0000 H000 HH* H2 CO, H H2 Vent Vent Which of the chemical conditions labelled A-D, would lead to the spontaneous reduction of CO, by H,? Select one alternative: CA OD O C