Answer:
false memory.
Step-by-step explanation:
False memory: In psychology, the term "false memory" is determined as a process through which an individual tends to remember specific events in an entirely different manner from the way it has actually happened as well as he or she remembers a particular event that has never happened earlier.
False memories are often considered as vivid and an individual can even display it with full confidence and often considered as hard to convince the person as having wrong memories.
In the question above, Ronald is most likely experiencing "false memory".