【单选题】

A、project team has been arguing for days about the correct way to complete a high level design. This has caused the SPI to fail to 0.89 and has aCPI of 0.9. If the project manager tees the team “we will schedule this discussion for our team meeting next week”. The project manager is ______ .

A、using earned value

B．compromising

C．increase costs even further

D．withdrawing