show ALL work/steps. thank you.

1) Three activities are candidates for crashing on a computer security project. Activity a) What action would you date to reduce the critical path by one day? b) Assuming no other paths become critical, what action would you take to reduce the critical path by an additional one day? c) What is the total cost of the 2-dry reduction? 1) Three activities are candidates for crashing on a computer security project. Activity a) What action would you date to reduce the critical path by one day? b) Assuming no other paths become critical, what action would you take to reduce the critical path by an additional one day? c) What is the total cost of the 2-dry reduction