One end of X of a metal rod attracts the N pole of a compass
needle .This shows the rod could be
A. made of steel with a N pole at X .
B.made of steel but may be either unmagnetised or with a N pole
at X.
C.made of steel but may be either unmagnetised or with a S pole
at X.
D.made with copper previously stroked with a magnet whose S pole
last made contact with end X .
E.made of copper previously stroked with magnet whose N pole
last made contact with end X .
[D88/P1/Q14]