Although an Organization May Have Clearly Communicated Plans and Have

Although an organization may have clearly communicated plans and have good cross functional relationships but because of vertical communication alignment of goals and activities is often slower. A possible solution to this issue is:

A) To ensure the strategic and operational plans clearly indicate the priorities and strategies for the organization
B) To communicate, communicate, and communicate!
C) To ensure that authority levels are clearly spelled out for typical situations
D) To have employees go outside the organizational walls