A team may not be fully functional until each member

The development team is building a new product for their company. This is a new product type at their company, and the market for the product is extremely unstable. According to the product manager a key to success will be to have an extremely accurate estimate on the resource needs for the project, since the company is resource constrained. Which type of duration estimating approach is the most accurate?

You have heard recently that the client calls your progress reports the "Code of Hammurabi" because they seem to be written in hieroglyphics and are completely indecipherable to all but an antiquities scholar. This situation could have been avoided by______________

The team has reported the following impediments at the daily standup meeting Drag each impediment on the left to the action that the project manager needs to take on the right

During the early phases of a project, mitigation actions were not executed in a timely manner; therefore, the project schedule was impacted. Several project stakeholders are now frustrated with the delays.
What should the project manager have done to manage the issue?