New PMP Question & Answers with explanation

A project feasibility study determined what product should be created. Now, a change request has been approved to develop another product that contradicts the original requirements. Data analysis was conducted before the change request was approved. What should the project manager do?
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Project material was ordered at a higher specification than originally planned, as it was available at a discounted price. A key stakeholder notices this and questions the project manager about it. What should have been followed to help prevent the stakeholder's confusion?
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The project sponsor informs the project manager that a product could have adverse health effects on customers. Because of this, the sponsor asks to change production materials. What should the project manager do?
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During a project's execution phase, a regulatory law is approved that mandates immediate compliance. This law will impact the project's scope, schedule, and cost. What should the project manager do first?
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High failure rates are found in the production line during product manufacture. The project deadline is tight, and the cost of pending production is high. The engineers have determined the root causes of the problem and the project team has identified the best solution. However, this solution will require an increase in the budget. What should the project manager do?
Select one