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.