The installation project has a CPI of 1.03 and an SPI of 1.0. There are 14 team members and each team member had input into the final project management plan. The customer has accepted the three deliverable completed so far without complaint and the responsibility assignment matrix has not changed since the project began. The project is being completed in a matrix environment and there are no contracts needed for the project. Though the sponsor is happy with the status of the project, one of the team members is always complaining about how much time his project work is taking. Which of the following would be the BEST thing for the project manager to do?
A、Review the reward system for the project.
B、Try to improve schedule performance of the project.
C、Meet with the customer to try to extend the schedule.
D、Gain formal acceptance in writing from the customer.