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.	qual to
B.	maller than
C.	arger than
D.	one of these
Answer» D. one of these