Alvie08crisgo Alvie08crisgo Math Answered 11. If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is AU B? A. {3, 5, 7} C. {2, 3, 5, 7, 9} B 512 35.791 D. 2 3.5.71