1. Control - The police force divulged the plans for the curfew.
2. Social Interaction - Rachel and Chandler met each other at the gala, and they talked for hours.
3. Motivation - It was a bad day for Monica that's why Joey encouraged her to not lose hope.
4. Emotional Expression - Ross expressed his gratitude to Carol for being his best friend.
5. Information Dissemination - The teacher introduced the quadratic formula to her students.