A project manager is unsure if the quality of a deliverable from a SME meets specifications.
Which of the following is the BEST way for the project manager to address the issue?

There are four parallel, paths on a network diagram. The summer duration d each path is below:
A, C, G: 10 weeks
A, B, F:8 weeks
D, E,H: 12 weeks
D, B, F: 7 weeks
Which of the following tasks are on the critical path?

Language barriers will MOST likely influence a PM to:

A team member has reported Task 3 will be completed ahead of schedule.

Using the given chart, which of the following represents the critical path if Task 3 is completed in two days?

A project manager is trying to ensure the quality of the design and reduce the number of potential defects. The project manager would like to use the fishbone diagram to perform this analysis.
This type of modeling relies on: