next question: Luke was a human. Like most humans, he learned from his parents. He was mortal, but he could preserve himself by doing what?
Options:
- ocean
- write
- smile
- die
- think critically
reasoning:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
All humans are mortal, but they become immortal by their creation or work. Luke could preserve himself by writing. The answer is write.