A、automation
B、modeling
C、improvement
D、reengineering duration analysis and outcome analysis B.problem analysis and root cause analysis C.technology analysis and activity elimination D.activity-based costing and informal benchmarking automation B.modeling C.improvement D.reengineering Duration analysis, activity-based costing and informal benchmarking B.Outcome analysis, technology analysis and activity elimination C.Problem analysis, root cause analysis and critical path analysis D.Cost-benefit analysis, schedule analysis and risk analysis automation B.modeling C.improvement D.reengineering