A project manager has been given a critical, 5-day window and is allocated a maximum of US$100,000 as a contingency reserve. Subsequently, the project manager drafted a course of action based upon the best available information. Overall, five actions were required to be completed at a cost of US$20,000 and a duration of 1 day each. After 3 days of work, the project manager completed two actions and spent US$80,000. What should the project manager do next?
A. Complete all actions and then inform the client of the additional cost and schedule overrun needed to complete the project
B. Stop the work and raise a project change request to the change control board (CCB) for additional funds and a project schedule extension C