Multi-Part Question, Thank you!

Project Management Practice Problem Bragg's Bakery is building a new automated bakery downtown Sandusky. Here are the activities that need to be completed to get the new bakery built and the equipment installed. ACTIVITY PREDECESSOR A B D E F A A B,C DE NORMAL TIME (WEEK) 9 8 15 5 10 2 CRASH TIME (WEEK) 6 5 10 3 6 1 EXPEDITING COST/WEEK 3000 3500 4000 2000 2500 5000 Hint: I have directly provided the crashing cost per unit time. a. What is the normal project length? b. What is the critical path in this project? c. Which activity will you choose to crash first to reduce the duration of the project by one week? d. What is the project length if all activities are crashed to their minimum? e. What is the slack for activity D