In the above problem, assume normal cost and crash cost for activity C is $ 300 each. you crash this project to reduce the total completion time by one day, what is the tota completion time of the project and the total cost (normal cost + crash cost)? a. b. C. d. e. total completion time is 13 days, total cost is $1500 total completion time is 12 days, total cost is $2000 total completion time is 11 days, total cost is $1750 total completion time is 11 days, total cost is $1850 total completion time is 11 days, total cost is $2350