What's the difference between wallpaper and themes?

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Tags

1. #theme
2. #scheme
3. #icons
4. #screensaver
5. #wallpaper
6. #mouse
7. #pointer
8. #specific
9. #sometimes
10. #together
11. #uniform
12. #sound
13. #phone
14. #alert
15. #include
16. #sounds
17. #colors
18. #computer
19. #title
20. #mobile
21. #pictures
22. #chosen
23. #create