A.The communication management plan is contained in or is a subsidiary plan of, the project management plan

B.The communication management plan can be formal or informal, highly detailed or broadly framed, and based on the needs of the project

C.The communication manamgement plan organize and summarize the information gathered,and present the results of any analysis as comparedthe performance measurement baseline

D.The communication management plan can include guidelines project status meetings,project team meetings,e-meetines,and e-mail