Respuesta :

Answer: B

Step-by-step explanation:

North and North and South and South can't connect.

To have a magnetic effect North and South have to connect.

B has north and south together, so that is the correct answer

Answer:

the answer is B

Step-by-step explanation:

because all the other answer choices are wrong b is

n,s,n,s,n it will only work that way  because north side will on,yl go with the south side