$16.$ Your project management plan results in a project schedule that is too long. If the project network diagram cannot change but you have extra personnel resources, what is the BEST thing to do$?$

A$.$ fast track the project

B$.$ level the resources

C$.$ crash the project

D$.$ Monte Carlo analysis

$17.$ The precedence diagramming method $($activity$-$on$-$node$)$ is different from the arrow diagramming method $($activity$-$on$-$arrow$)$ because a precedence diagram:

A$.$ can use PERT.

B$.$ has four relationships among activities

C$.$ has only finish$-$to$-$finish relationships

D$.$ may use dummy activities

$18.$ Which of the following is the BEST thing to do to try to complete a project two days earlier?

A$.$ Tell senior management that the project$$s critical path does not allow the project to be finished earlier

B$.$ Tell your boss

C$.$ Meet with team and look for options for crashing or fast tracking the critical path

D$.$ Work hard and see what the project status is next month

$19.$ In attempting to complete the project faster, the project manager looks at the cost associated with crashing each activity. The BEST approach to crashing would also include looking at the:

A$.$ risk impact of crashing each activity

B$.$ customer$$s opinion of which activities to crash

C$.$ boss$$s opinion of which activities to crash and in which order

D$.$ project life cycle phase in which the activity is due to occur

$20.$ A project manager is trying to coordinate all the activities on the project and has determined the following:

Activity $1$ can start immediately and has an estimated duration of one week. Activity $2$ can start after activity $1$ is completed and has an estimated duration of four weeks. Activity $3$ can start activity $2$ is completed and has an estimated duration of five weeks. Activity $4$ can start after activity $1$ is completed and has an estimated duration of eights weeks. Both activities $3$ and $4$ must be completed before the end of the project. What is the duration of the critical path for this project?

A$\mathrm{.}10$

B$.11$

C$.14$

D$.8$