You are the project manager of the NAA Project for your organization.

Fast tracking is only valid if the activities or phases can be overlapped. Some activities or phases cannot be overlapped due to mandatory dependencies in the project. In other words, the work must be completed in a particular given order. Fast tracking is a technique for compressing project schedule. In fast tracking, phases are overlapped that would normally be done in sequence. It is shortening the project schedule without reducing the project scope.

Answer option C is incorrect. This is not a valid description of fast tracking.

Answer option B is incorrect. Effort-driven or activities of fixed duration can be fast tracked.

Answer option D is incorrect. The relationships among the activities do not have to be start-to-start to be fast tracked.