18. The management-by-objectives technique addresses all the following except— 目标管理不涉及下列哪项内容 [ ] a. Establishing unambiguous and realistic objectives 确定明确和现实的目标 b. Periodically evaluating whether project objectives have been achieved 定期评估项目目标是否完成 c. Promoting participation, team building, and commitment to the project 促进合作、团队建设和对项目的投入 d. Establishing a specific career path for a project team member 为项目团队成员建立具体的职业途径