All Five Members of a Project Team Add 20% to Their

All five members of a project team add 20% to their individual serial activities as a safety margin and submit their time estimates to the project manager.The manager adds the activity length estimates together and adds 20% for his personal safety margin.Then,anticipating a cut by top management,he adds another 20% to his final project estimate.The executive level of the organization just completed a retreat where they read The One Minute Manager,Who Moved My Cheese,and Critical Chain.They return from their retreat both energized and much wiser in the ways of project management.They know that everyone has been routinely adding 20% and want to scale the project back to an unpadded estimate.How much should they cut?

A) 42%
B) 60%
C) 33%
D) 27%