Respuesta :

Answer:

{1,2,3,4,5,6}

Step-by-step explanation:

the U in between the A and B means and so you add both of

them together

Answer:

{1,2,3,4,5,6}

Step-by-step explanation:

the U means you put them together so the answer is B.

Hope this helps I got it right on my test.