Question no : 143 QM Master Data QM Control Key

In SAP QM, Which of the following is true regarding QM Procurement Control Key in the Material Master QM view ?

I)    It is at the Plant level.
II)   It is mandatory when QM for Procurement is to be activated.
III)  The Control key is configurable in the customizing.
IV)  It can be used to control the requirement for Procurement Quality Info Record.

A)   I, II, III, IV
B)   I, II
C)   II, III, IV
D)   III, IV
E)   I, III, IV
.