QUESTION 1 While devising project management plans, project managers must often make assumptions. Assumptions may pose risk to a project because a. they are based on constraints. they involve factors that are believed to be true, real, or certain OC. they are based on lessons learned. od upper management is too optomistic. QUESTION 2 b. Which of the following is a constraint in developing the project management plan? O a predefined budget. lessons learned from previous projects. C. cost performance records from a previous project od a list of key resources required for the project QUESTION 3 The subdivision of project deliverables into smaller and smaller components is called O a concept definition b. flow charting C. decomposition d. scope verification