Question

Could I please have the answer to this problem? Could I also please have an explanation, as I'm confused and I don't understand.

Answer 1

Your ans is B as In the intersection of two sets X and Y denoted by X∩ Y is the set containing all elements of X that also belong to Y (or equivalently, all elements of Y that also belong to X).

Answer 2

B is the answer as it's means intersection and none of the numbers intersect x and y