Assume the network and data that follow ACTIVITY A NORMAL TIME (WEEKS) 2 CRASH TIME (WEEKS) 1 IMMEDIATE PREDECESSORS mon 00 NON NORMAL COST $ 50 80 70 60 100 40 100 CRASH COST $ 70 160 110 80 130 100 150 D E 6 7 4 5 waN A B D CEF G 4 d-1. If the indirect costs for each project duration are $400 (18 weeks). $350 (17 weeks), $300 (16 weeks). $250 (15 weeks) $200 (14 weeks), and S150 (13 weeks), what is the total project cost for each duration? Total Costs Duration 18 17 16 15 14 13 d-2. Indicate the minimum total project cost duration. 14 or 15 weeks O 17 weeks O 16 or 15 weeks O 13 weeks