Question no 1395 : FI-CO Integration

In SAP CO, when a journal entry is created in FI that includes an expense line item, that expense can be posted to CO as a cost if ___________________ .

(more then one answers)

I)     A­ secondary cost element has been created in CO that corresponds to the expense account used in the FI journal entry.
II)    A­ primary cost element has been created in CO that corresponds to the expense account used in the FI journal entry. 
III)   A valid cost center has be entered in the FI line item.
IV)   A valid activity type has been entered in the FI line item.
.

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