What is the primary role of a Split Body tool in CAD applications?

The primary role of the Split Body tool in CAD applications is to create new bodies from selected features. This tool allows users to divide an existing solid or surface body into two or more separate bodies based on defined cutting parameters. This is particularly useful when designers want to manipulate distinct portions of a model independently, whether for further modifications, assemblies, or for producing parts that require individual processing.

Creating new bodies via the Split Body tool enables design flexibility, enhances organization within assemblies, and simplifies the workflow by allowing targeted editing or applying features to those split bodies without affecting the original geometry. For example, after splitting a body, each resultant body can be treated as an individual entity for purposes such as applying different materials, creating assemblies, or generating geometry for manufacturing.

The other choices relate to different functionalities in CAD software. Modifying a profile's dimensions pertains more to dimensioning tools or editing features rather than splitting geometry. Creating complex surfaces typically involves surface modeling techniques rather than splitting existing solids. Enhancing visibility of parts does not align with the function of the Split Body tool, as it involves manipulation of the model's visibility settings rather than the structural integrity or creation of new geometry.