16Pathogens Communicable DiseaseMedium1 markWhich statement explains how cholera bacteria cause diarrhoea?AToxins increase the concentration of chloride ions in the small intestine, decreasing the water potential so water moves into the gut by osmosis.BToxins increase the concentration of chloride ions in the small intestine, increasing the water potential so water moves into the gut by osmosisCToxins decrease the concentration of chloride ions in the small intestine, decreasing the water potential so water moves into the gut by osmosis.DToxins decrease the concentration of chloride ions in the small intestine, increasing the water potential so water moves into the gut by osmosis.Grade answerGrading criteria