Answer:
It forms connections between the main topic and supporting topics.
Step-by-step explanation:
Mapping is a brainstorming technique that finds relationships between ideas, focus on clear objectives, and helps to organize all the elements into a cohesive structure for a research paper.
Through this technique, the main topic, and the supporting topics can be connected and related and in under what terms (similar/different, cause/effect, pro/con), which helps to define a concise structure when the assignment is written.