Since there is no choice options, there could be lots of different answers like: survivers, travelers, etc. It all depends, can you put the options (if there is any) in the comments of my question? Then i can answer, thanks!
Answer:
OLD PEOPLE SHOULD NEVER LAUGHT
Explanation:
1.anyone; 2. someone ; 3. some; 4. something; 5. nothing; 6. anything, someone; 7. something.