A category variable has three categories, with the following frequencies of occurrence: Category Frequency A 13 28 n w 9 Which of the following represents the correct percentage values of each category and the correct conclusion? Select one: Oa. Category Frequency Percentage A 13 36% 28 46% 9 18% Category "B" is the majority. Ob. Category Frequency Percentage A 13 56% 28 26% 9 18% Category "A" is the majority. Oc. Category Frequency Percentage A 13 26% 28 56% 9 18% Category "B" is the majority