Answer: Memory construction
Step-by-step explanation:
Memory construction is defined as the mechanism through which past memories or information that is stored in mind recollected through cognition processes with addition of current belief. In this manner, a person tends to retrieve about the events through imagination, perception or belief.
According to the question,Karl and Dee are displaying memory construction scenario by recalling their wedding event which they used to consider pleasant before divorce but now they assume it as hectic and annoying event.