How did R&B music develop?

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Tags

1. #styles
2. #music
3. #contributed
4. #1950s
5. #style
6. #frequently
7. #became
8. #starting
9. #incorporated
10. #gospel
11. #early
12. #refer
13. #after
14. #electric
15. #blues
16. #applied
17. #records
18. #developed
19. #development