(A U B)' in foster form

Use the Venn diagram shown to list the set (A U B)' in roster form. B A 3 9 14 6 11 13 4 12 8 2 10 C O A. {2, 5, 8, 10, 11, 12} O B. {3, 4, 6, 7, 9, 11, 12, 13, 14} O C. {1, 2, 5, 8, 10} O D. {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}