New PMP Question & Answers with explanation

The quality management plan states that project deliverables must be reviewed at least one week before the deadline. Three deliverables have missed this quality requirement. What should the project manager do?
Select one
A project team failed to consider a critical technical aspect on a project requirement. A quality audit demonstrates that this issue would prevent the end product from meeting its quality requirements. What should the project manager do first?
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The project manager observes that team members are accepting a number of changes to the deliverables with little attention to ensuring acceptable standards. When questioned, the team members reply that the changes are relatively minor. What part of the project management plan should the project manager review with the team?
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During a project's execution phase, 100 products were developed based on the originally approved blueprint. The project team randomly selects 20 products to evaluate against the quality plan. What is the project team performing?
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While reviewing the quality of deliverables with the team, the project manager determines that several quality issues could have been avoided by using a simple checklist. The checklist is then implemented for future deliverables. What did the project manager do in this situation?
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