The correct answer is D. All the above.
A master plan is a comprehensive document that outlines the overall vision for a project. It includes a description of the project’s goals, objectives, and strategies, as well as a timeline and budget. A topographic plan is a map that shows the elevation of the land. It is used to identify areas that are suitable for construction and to determine the need for grading. A grading plan is a detailed map that shows the proposed changes to the elevation of the land. It is used to ensure that the airport is built on a stable foundation and that the drainage is adequate.
The survey project provides all of this information, which is essential for the successful construction of an airport.