Which of the following statements are true? Check all that apply.

A. The south poles of two bar magnets will repel each other.
B. The north pole of a bar magnet will attract the south pole of another bar magnet.
C. Earth's geographic north pole is actually a magnetic south pole.
D. The north poles of two bar magnets will attract each other.
E. Earth's geographic south pole is also a magnetic south pole.
F. Scientists have evidence that single isolated magnetic poles, called magnetic monopoles, exist