Question

Which set is a subset of every set?
{}
{0}
{1}

Answer 1

A?

Answer 2

There is nothing in the brackets of a...so maybe?

Answer 3

So maybe? what

Answer 4

maybe A. but I honestly have no idea.

Answer 5

O.mg. this is so gay, my smart score is yellow now -_-

Answer 6

I'll go with A.