In the project procurement process, during plan contracting, : ______.
A) the buyer is still in planning mode, and no formal interaction between the buyer and potential sellers has occurred
B) the buyer has completed the planning mode, and no formal interaction between the buyer and potential sellers has occurred
C) the buyer is still in planning mode, and formal interaction between the buyer and potential sellers has occurred the
D) buyer has completed the planning mode, and solicited interaction with potential sellers.