The table below contains information about an environmental clean-up project in the township of Hiles, Shorten the project three works by finding the minimum-cost schedule. Assume that project indirect costs and penalty costs are negligible, Identify activities to crash while minimizing the additional crash costs. Activity Immediate Normal Time Crash Time Cost to Crash weeks) (5 per week) Predecessors) 5 200 None B 9 300 None 200 A 2 250 A B CD 150 DE 350 F D E F G 4 3 3 Time according to schedule (weeks) Flinthe table below with the activity times aher crashing to show the resulting schedule. (Enter your responses as whole numbers) Activity Time according to schedule (weeks) Activity A F B G D 1 The cost of shortening of project is (Enter your response as a whole number)