1. What is a Design Pattern. A design pattern is a proven, reusable solution to a commonly occurring software design problem. It represents best practices developed by experienced software developers to solve recurring problems in object‑oriented design. 2. What is the Composite Design Pattern. The Composite Design Pattern composes objects into tree structures to represent part‑whole hierarchies and allows clients to treat individual objects and groups of objects in the same way. 3. Problem Statement (Why We Need Composite) The Composite Design Pattern is needed when we want to work with hierarchical (tree‑like) structures and treat individual objects and groups of objects in the same way. Without Composite, systems become:…