The answer is all of the above.
<span>the true statement about compasses is: B. Compass magnets can be deflected by earths magnetic field or other permanent magnets. Im pretty sure thats something that happens to a magnet
This very same characteristic make a compass unable to function if it got close to another source of magnetic force, in most case the compass' needle will spin uncontrollably</span>
1 is Improving knowledge of other cultures
1b exoshpere
2d change its form