Answer:
Exposition
Step-by-step explanation:
The part of Freytag's Pyramid that is best represented in this scenario is "exposition".
Freytag's Pyramid is a dramatic structure which was developed by Gustav Freytag. It was developed in the 19th century. It is used to outline the seven key steps used in successful storytelling which are: exposition, exciting incident, rising action, climax, falling action, resolution and denouement.
In Freytag's Pyramid, "exposition" is a set of scenes that introduce the principal characters, tone and even sets up the "exciting force".
In the above excerpt, Jenn is the character introduced here and what she did before being ready to find her perfect date.