A project to develop an innovative software program for an organisation requires activities to be scheduled. The project manager understands that due to the novelty of the technologies involved, it would be hard to define exact completion times. What would be the most appropriate technique to deal with the scheduling challenges in this scenario? Select one: OA. The activity-on-arrow network diagram technique B. The program evaluation and review technique OC. The parametric estimate technique OD. The one-point estimation technique O E. The activity-on-node network diagram technique