| Question
                    13
 The critical path for the following ADM network flows across
                    what nodes (the nodes are the circles with numbers in them,
                    and the number on top of the arrows are the number of weeks
                    estimated):
 
 
                  
                    a)	1-2-9-10 b)	1-3-6-9-10 c)	1-8-9-10 d)	1-4-7-9-10   
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