You are developing a BizTalk orchestration that receives a purchase order request. The orchestration contains a Receive shape followed by a Scope shape. You need to ensure that this orchestration executes only if the purchase order number is within a numerical range. Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A.
Create a distinguished field.

B.
Create a promoted property.

C.
Use a Decision shape and write a Boolean expression.

D.
Set the filter expression on the Receive shape.