Question no : 116 CO/PP Scarp factors

In SAP CO, Which of the following statements are true ?

I)    Component scrap increases the requirement quantity of a component.
II)   Assembly scrap increases the required quantity of all components assigned to it.
III)  Operation scrap reduces the operation quantity of the following operation.
IV)  Both Component scrap factor and Assembly scarp factor can be assigned to the same material master.

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