7- Let U={1,2,3,4,5,6,7,8}, A={2,3,4,5}, B={1,3,5 }, C = {2, 4, 6}.Find B ∩ C. A.{1, 2, 3, 4, 5, 6}
B.{1, 2, 3, 5}
C. Ø
D.{2, 3, 4, 6}

19-Let U={1,2,3,4,5,6,7,8}, A={2,4,6,8}, B={4,5,6 }, C={1,2,3}. Find U ∩ C

A.{4, 5, 6, 7, 8}
B. Ø
C.{1, 2, 3}
D.{1, 2, 3, 4, 5, 6,7, 8}

40.Let U={1,2,3,4,5,6,7,8}, A={2,4,6,8}, B={4,5,6 }, C={1,2,3}. Find A ∪ B.

A.{2, 4, 6}
B.{2, 4, 5, 6}
C.{4, 6}
D.{2, 4, 5, 6, 8}