Two Coils,1 and 2,with Iron Cores Are Positioned as Shown

Multiple Choice

Two coils,1 and 2,with iron cores are positioned as shown in the figure.Coil 1 is part of a circuit with a battery and a switch.

-Assume that S has been closed for a long time.Which one of the following changes will not result in an induced current in coil 2 that flows from left to right through R.

A) Coil 1 and its core are moved toward A.
B) Coil 2 and its core are moved toward B.
C) Coil 2 and its core are moved toward C.
D) The switch S is opened.
E) The iron core is removed from coil 1.