The reasons for establishment of difference in the concentration of protons between stroma and lumen of thylakoid across the thylakoid membrane in the light reaction of photosynthesis of higher plants is/are

photolysis of water only

photolysis of water and movement of protons from stroma to lumen through proton pump

photolysis of water, usage of protons of stroma for NADPH formation and movement of protons from stroma to lumen through proton pump.

Movement of protons from stroma to lumen only