New PMP Question & Answers with explanation

Your organization is embarking on a long-term project that will require additional human resources on a contract basis to complete the work of the project. Since the project will span several years, you know one vendor probably can't supply all the resources you'll need over the course of the contract. However, you want to work with only one vendor throughout the project to minimize the number of procurement documents you'll have to produce. So, you'll specify in your procurement documents that contractors will have to form partnerships to work on this project. You know all of the following are true regarding this question except for which one?
Select one
Which of the following best characterizes Six Sigma as it relates to quality?
Select one
You work for a furniture manufacturer. Your project is going to design and produce a new office chair. The chair will have the ability to function as a regular chair and also the ability to move its occupant into an upright, kneeling position. The design team is trying to determine the combination of comfort and ease of transformation to the new position that will give the chair the best characteristics while keeping the costs reasonable. Several different combinations have been tested. This is an example of which of the following techniques?
Select one
The quality management plan documents how the project team will implement the quality policy. It should address at least which of the following?
Select three
Which of the following describes the cost of quality associated with scrapping, rework, and downtime?
Select one