Answer:
Public appearance.
Explanation:
In this scenario, a representative is hosting 20 wealthy guests at a dinner seminar at a Michelin star-rated restaurant, and when coffee and dessert are being served, she intends to give a small talk about the potential benefits of investing in hedge funds. This is defined by FINRA as public appearance.
According to Financial Industry Regulatory Authority (FINRA), a public appearance can be defined as an unscripted, spontaneous live presentation to a group of people comprising of potential investors. A public appearance do not require a principal approval and are not bonded by the FINRA rules and regulations.