Because it helps spread ideas and pinpoint what you might be thinking of.
Both Macbeths become victims of their guilt, and it manifests itself in hallucinations. Macbeth sees the ghost of Banquo everywhere, whereas Lady Macbeth sees blood on her hands.
Answer:
A good paragraph is composed of a topic sentence , relevant supporting sentences, and a closing sentence. This structure is key to keeping your paragraph focused on the main idea and creating a clear one