What does zoning approval confirm about a proposed development?

Zoning approval is a critical process in the development of land and is primarily focused on determining how land can be used. The correct response reflects that zoning approval confirms the planned use of the land and the density allowable for development. This means that the zoning regulations have been reviewed to ensure that the proposed project aligns with the designated land use categories, which can include residential, commercial, industrial, or other classifications. The density aspect pertains to how many units can be built or how densely the land can be developed, which plays a crucial role in urban planning and impacts community design.

The other options refer to factors that, while important in the development process, are not what zoning approval directly addresses. The architectural style, for instance, may be guided by design guidelines or local architectural standards but is not a focus of zoning regulations. Similarly, the cost of construction materials and the environmental impact of a project are considerations in the planning and design phases but are typically assessed through different regulatory avenues, such as building permits or environmental review processes, rather than through zoning approval.