Final answer:
Cierra is experiencing an internal conflict, known as man vs self, as she wants to eat a donut but is on a diet.
Step-by-step explanation:
The conflict that Cierra is experiencing is an internal conflict, specifically a man vs self conflict. An internal conflict occurs within a character's mind or emotions, as they struggle with their own desires, beliefs, or motivations. In this case, Cierra is torn between her desire to eat a donut and her commitment to sticking to her diet.
This internal conflict is a common theme in literature and reflects the struggles that individuals face when making choices or decisions. It highlights the tension between immediate gratification and long-term goals, as well as the struggle to resist temptation.
Learn more about Internal conflict in literature