What does not happen to all cats?
Options:
- cross roads
- have cancer
- drink water
- excrete
- breathe air
Let's think now! Step-by-step 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
Not all cats have cancer. Having cancer is an illness. Having cancer is dangerous to the cat's life.
So, the final answer is have cancer.