When should a project baseline be changed

A:When a major delay occurs. B:When an official change is made. C:When a cost increase occurs. D:Changes should never be made in the baseline.

When should the project baseline be changed

A:It should not he changed. B:Only for changes that have been approved by the change control board. C:At each project team meeting. D:For all implemented changes.

It is an irrevocable( )which can not be changed．

A:letter of credit B:bill of lading C:quarantine D:quality

It is ( ) irrevocable letter of credit which can not be changed

A:a B:an C:the D:/

It is ( ) irrevocable letter of credit which can not be changed

A:a B:an C:the D:/

It is an irrevocable( )which can not be changed．

A:letter of credit B:bill of lading C:quarantine D:quality

A notice was（）in order to remind the students of the changed lecture time.

A:sent up B:given up C:set up D:put up