Two Identical Bar Magnets Are Dropped from Equal Heights

Multiple Choice

Two identical bar magnets are dropped from equal heights.Magnet A is dropped over bare earth and magnet B over a metal plate.Which magnet strikes first?

A) magnet A
B) magnet B
C) both strike at the same time
D) whichever has its N pole toward the ground
E) whichever has its S pole toward the ground