Question: A Research and Development team is creating a project plan for developing a new product. Upper management has requested the project be completed in 58

A Research and Development team is creating a project plan for developing a new product. Upper management has requested the project be completed in 58 days. They have developed estimated time durations in days for the project as shown in the following table.

Activity Immediate Predecessor Activities Optimistic Time (to) Most Likely Time (tm) Pessimistic Time (tp)
A 9 11 14
B A 5 9 13
C A 9 14 19
D A 8 8 17
E B 4 5 7
F C, E 9 11 12
G B 11 13 15
H B, D 17 20 23
I B, D 9 14 19
J F, G, H 7 9 13

Determine the estimated duration of the project.

A) 50 days

B) 56 days

C) 71 days

D) 79 days

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