Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: A person feels longing when he remembers his past. Longing is caused by remembering the past good memories.
 The question and answer:
Seeing people play the game made Victor remember when he played the game. He experienced something, remembering his past. What might he have felt?
Options:
- hunger
- boredom
- entertainment
- longing
- enjoyable
The answer is longing