What type of notation is associated with the visual representation of requirements containment?

The type of notation associated with the visual representation of requirements containment is Crosshair Notation. This notation is specifically designed to illustrate the relationships and hierarchies among various requirements, making it easier to visualize how individual requirements fit into broader classifications.

Crosshair Notation allows stakeholders to identify not only the individual requirements but also how they interrelate, facilitating a structured approach to managing requirements within a project. This is particularly useful in complex system development projects, where understanding the containment relationships can significantly impact project outcomes and requirements traceability.

Other options, though related to modeling and representation in different ways, do not specifically focus on the containment relationships of requirements. Conventional Notation may refer to more generalized or traditional ways of representing information, Graphical Notation encompasses a wide variety of visual forms not limited to requirements, and Unified Modeling Notation (UML) is a standardized modeling language primarily used for software design rather than specifically for visualizing requirement containment.