What is the impact on the crashing solution if task D can start 2 weeks before task C is finished? (with detailed explanation and calculations)

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Exhibit 1 PROJECT DESCRIPTION AND TIME ESTIMATES (WEEKS) Task Description Most optimistic Most likely Most IP pessimistic Requirements 4 Market assessment 10 A Design A Development 16 C Testing 10 D NONNWAVOUIAN WANDOOOO N OVO XC-IATMDOWD Revising 6 BE Documentation D Quality assurance C,E Pricing B Production F,G,H,I Distribution Source: Created by authors. Exhibit 2 PROJECT CRASH DATA Task Normal costs ($) Crash time (weeks) Crash costs ($) 10,000 10,000 20,000 25,000 15,000 30,000 45,000 65,000 10,000 20,000 15,000 NONWAAOOOUTON W X C-IQ TMDOWD 18,000 20,000 30,000 10,000 15,000 5,000 5,000 40,000 50,000 15,000 25,000