If two compasses are brought near enough to each other, the magnetic fields of the compasses themselves

Question:

If two compasses are brought near enough to each other, the magnetic fields of the compasses themselves will be larger than the field of the earth, and the needles will line up with each other. Which of the arrangements of two compasses shown in Figure Q24.39 is a possible stable arrangement?

A. B. C. D. FIGURE Q24.39