at the north and south poles
B.
next to the south pole
C.
in the middle of the magnet
D.
between the north and south poles
solvent
saturated
precipitate
The answer is Solvent. The reason is in the wording, 'the substance that does the dissolving.' A solvent does the dissolving, a solute is something that can be dissolved.
Answer:
solvent
Explanation: