How much does it cost to promote a tweet on twitter?

Related questions

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5. How can you tell if someone is following you back on twitter?
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Tags

1. #option
2. #advertising
3. #replies
4. #average
5. #retweets
6. #engagement
7. #facebook
8. #promoted
9. #impression
10. #paying
11. #tweet
12. #clicks
13. #costs
14. #feeds
15. #tweets
16. #around
17. #favorites
18. #shows
19. #number