: Smells have a direct connection to the brain's amygdala and hippocampus , which process emotions and memories. This is why scents can trigger "floods" of long-forgotten memories.
The passage typically discusses several scientific studies and real-world applications: IELTSREADING.INFO The Limbic System: persuasion and smell ielts reading answers better
: Research in France found that people were more likely to help a stranger (e.g., returning a dropped wallet) when in the presence of pleasant scents like coffee or cinnamon. Common IELTS Question Types & Answers : Smells have a direct connection to the