Answer: Retrieval Cues
Explanation: Retrieval cues are word, events, stimulus or hints which aids in recalling or accessing information stored in long term memory. Retrieval cues aid in accessing information stored in our long term memory, cues could be anything pertaining or related to that particular subject one is trying to remember.
In the question above, Carmen is trying to use retrieval cues such as the party they met, where she was seated and the food she was eating in other to access the woman's name from his long-term memory.