Use the following sets to answer the question.A= {3,4, 5, 8}B = {5, 6, 7, 8, 9}Which answer shows the union of sets A and B?O{4,5,8}O {3,4,5, 6, 7, 8, 9}O {5,8}O {3,4,5,5, 6, 7, 8, 8, 9}

lets remember what is an union
the union is a set that contains both elements that are in set A and B
{3,4,5,6,7,8,9}
your second choice