In time-cost optimization of a project, crashing is done____________?

A. on all the activities

B. on all the activities lying on the critical path

C. only on activities lying on the orginal critical path and having flatter cost slopes

D. on original critical activities and those that become critical at any stage of crashing in the order of ascending cost slopeCorrect Answer

Correct Option: D. on original critical activities and those that become critical at any stage of crashing in the order of ascending cost slope

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