Management Decision Systems (MDS) is a consulting company that specializes in the development of decision support systems. MDS has a four-person team working on a current project with a small company to set up a system that scrapes data from a collection of websites and then automatically generates a report for management on a daily basis. Time (Weeks)Activity Description ImmediatePredecessor Optimistic Most Probable PessimisticA Report generation 2 9 13B Web scraping 5 10 12C Testing A, B 1 1 1(a) Construct the project network.(b) Based solely on the critical path, estimate the probability that the project will be complete within 12 weeks. (You may need to use the appropriate technology to answer this question. Round your answer to four decimal places.)(c) Using all paths through the project network, estimate the probability that the project will be complete within 12 weeks. (You may need to use the appropriate technology to answer this question. Round your answer to four decimal places.)(d) Should you use the estimate in (b) or (c)?