A KI solution containing starch turns blue on the addition of chlorine. Which of the following statements explain this: A) The reduction potential of Cl₂ is more than that of I₂ B) The oxidation potential of Cl₂ is more than that of l₂ C) The product formed when Cl₂ combines with starch is blue in colour. D) The product formed when I₂ combines with starch is blue in colour.