A number of requirements, conflicts, and reworks during a project delayed the schedule, increased the budget, and required replanning efforts.
Which of the following is MOST likely the cause?

A. There were not enough resources assigned to the project execution team.
B. The PMO was not involved in project initiation and planning.
C. Proper team-building activities were not performed when starting the project.
D. A few major stakeholders were overlooked during project initiation and planning.