问题描述：
“in crashing a task ,you would focus on.A:as many tasks as possible
B:non-critical path
C:accelerating performance of tasks on critical path
D:accelerating performance by minimizing cost
E:A and D
B:non-critical path
C:accelerating performance of tasks on critical path
D:accelerating performance by minimizing cost
E:A and D
问题解答：
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