MANAGING A STAGE BOUNDARY - The project is approaching the end of stage 3 and the pilot courses have been planned. The project manager is now undertaking the `managing a stage boundary` process. Which action should the project manager undertake as part of the `update the business case` activity? 

Answer options:

A. Identify the dependencies between the activities required to run the `delivered pilot courses` during stage 4.
B. Revise the overall plan and resources to complete the project, based on actuals from the stage 3 plan.
C. Review the performance of the external suppliers who worked on delivery of the `e-learning course` during stage 3.
D. Re-plan when the number of learners using the pilot course, and their increased knowledge, will be measured during stage 4.

A