Question

If A = {2, 4, 6, 8, 10…} and B = {1, 3, 5, 7, …}, what is A ∩ B?

Answer 1

{2, 4, 6, 8, ….}

{ }

{1, 2, 3, 4, 5, …}

{1, 3, 5, 7, ….}

Answer 2

the intersection between two sets is the set of elements that are present in both sets
and since A and B have nothing in common
A ∩ B={ }