Use the Venn diagram to determine the set Upper A union left parenthesis Upper A union Upper B right parenthesis prime. U A B 2 6 7 12 13 16 21 23 26 31 38 46 Question content area bottom Part 1 Upper A union left parenthesis Upper A union Upper B right parenthesis primeequalsStartSet 23 comma 26 comma 31 comma 38 comma 46 EndSet (Use a comma to separate answers as needed.)