Question no : 177 MM Purchasing Time-Dependent Conditions

Which of the following purchasing document do not have time-dependent pricing conditions ?

I)      Purchase requisition.
II)     Purchase order.
III)    RFQ
IV)   Quotation.
V)    Contract.

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