A publisher has rest signed a contract for the publication of a book. What is the earliest time that the book can be ready for distribution? The tasks in the table are involved, with the estimates given in weeks. Activity A B 0 D E F LL G H Precedence A, B A C. D E ELE 1 C, D F, G I.H Most likely 8 2 2 6 4 Optimistic 4 2 1 4 3 33 4 6 8 1 3 4 6 1 10 2 3 12 5 3 5 9 16 1 Pessimistic i) Draw a network and find the critical path, what is the expected length of the critical path and what is its variance ? ii) What is the probability that the length of the critical path does not exceed a) 32 weeks b) 36 weeks.