Answer:
Cue depending theory
Explanation:
The cue-depending forgetting theory states that people tend to fail to recall memories without memory cues which can be:
In this example, Dr. Rogers can not recall the name of her student when he sees her at the mall but when he sees her in class he immediately recalls her name. This is a cue-depending forgetting where the cue was dependent on the context (classroom), this theory would explain why outside of the classroom he couldn't remember her name.