Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: Philisophical people tend to seek enlightenment. Enlightenment helps in opening thoughts.
 The question and answer:
Joe is a philosopher who spends his day listening to music. He finds that it evokes a mental state that opens his thoughts and brings him closer to obtaining what?
Options:
- ardor
- relaxation
- ability to play guitar
- enlightenment
- feeling better
The answer is enlightenment