In a four high rolling mill, the diameter of backing up rolls is ________ the diameter of working rolls.

In a four high rolling mill, the diameter of backing up rolls is ____

1.	In a four high rolling mill, the diameter of backing up rolls is ________ the diameter of working rolls.
A.	Equal to
B.	Smaller than
C.	Larger than
D.	None of these
Answer» D. None of these