New PMP Question & Answers with explanation

As the project manager of a development project, you are aware that there is a slight defect in the developed product; as a result, it will fail to meet certain regulatory standards. This was due to faulty requirements. You are also aware that the product will continue to function properly even though it fails to meet those standards. Your customer manager asks you to certify that the product meets the necessary regulatory standards, stating that this will not be verified when the report is submitted to the necessary authorities. Your stance is that:
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A seller was notified they were one of the selected sellers based on their proposal. The seller immediately circulated an internal newsletter stating they had just been awarded a large contract for a period of five years. Would the newsletter be factually correct?
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A first-time project manager was assigned to a project that had a duration of three months. In order to get a head start on the project, the manager took an older, completed the project and incorporated all the tools, techniques, and checklists in their entirety from that project into the current one. The older project was completed in 14 months’ time and was remarkably similar in nature. The most appropriate comment on this would be:
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Lucy is managing a complex design-and-build project. Stakeholder involvement and influence have been significant since the project’s inception. Under such circumstances, the Monitor Stakeholder Engagement process should be:
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The product design your project team developed was extremely well received by the customer. There were two key contributors to this design. The customer calls you to tell you how pleased he is with the design. What do you tell him?
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