Which advantages apply to a Simple RFX? Note: there are 3correct answers to this question.

Which advantages apply to a Simple RFX? Note: there are 3correct answers to this question.
A . Customers can specify time periods for which they need a quote
B. Customers can schedule Simple RFx events for materials
C. Customers can capture pricing information on an ongoing basis
D. Customers can use Simple RFxevent within auctions
E. Supplier can specify for how long are their quotes are valid

Answer: A,B,C