Pasagot po please

Let A={1,3,5,7}, B={2,4,6}, and C={3,6,9}.Find (A∪C)∩B.
A.{6}
B.{ }
C.{1, 3}
D.{3}

Let U={1,2,3,4 ,5 6,7,8,9,10}, A={1,3,5,7}, B={2,4,6}, and C={3,6,9}. Find A'.
A.{ 4,6,7,8,9,10}
B.{2,4,6,8,9,10}
C.{3,2,4,6,7,8,9,10}
D.{1,3,2,4,6,7,8,9,10}

Let A={1,3,5,7}, B={2,4,6}, and C={3,6,9}. Find A∪C.
A.{1,3,2,4,6,7,8,9}
B.{ }
C.{1, 3, 5, 6, 7, 9}
D.{3}