Given the following information, construct the project network and answer questions 15 - 18. Immediate Normal Normal Crash Crash Cost per Activity Crash Cost $ Predecessor Time Cost $ $ Time Day $ A 3 200 2 2 300 100 B A 5 300 3 400 50 A 4 500 2 800 150 D A 7 400 4 850 150 E 6 700 4 1,100 200 F BE 2 600 1 1,000 400 G 5 300 4 400 100 H D 4 500 3 700 200 - H 3 400 1 750 175 J F G 3 200 2 375 175 Question 15 4 pts How long should this project normally take? 15 days O 18 days oooo 12 days O 17 days Question 16 4 pts What is the projected total normal cost of the project? $4,100 O $8,200 O $5,800 O $2,600 U Question 17 4 pts You need to crash the project to 15 days. What are the activities you would crash? O AC, O BAG O A, C,H OBE, G Question 18 4 pts What is the new total cost of the project after crashing? O $4,100 O $4.700 O $1,800 O $600 USE THE FOLLOWING INFORMATION TO ANSWER QUESTIONS 19 - 22