Answer:
An autobiographical memory
Explanation:
An autobiographical memory is related to a person self experience of life. It is related to a specific episodes of life such as birthday, marriage etc. This memory is the combination of both episodic memory and semantic memory. It is also called an explicit memory. This memory is related to personal experience in which it tells about what is a person, what was a person and what can be a person.
Thus in the above context when Prachi goes to Disney world and tells about this experience to her teacher, this was the example of an autobiographical memory.