 
 <prompt> text: ```Compact Disc (CD) na one kain digital optical disc wey dem dey use store data. Dem originally develop am to store and play only sound recordings but later dem come adapt am for storage of data (CD-ROM). Several other formats come out from am, including write-once audio and data storage (CD-R), rewritable media (CD-RW), Video Compact Disc (VCD), Super Video Compact Disc (SVCD), Photo CD, PictureCD, CD-i, and Enhanced Music CD. Audio CDs and audio CD players don dey available for market since October 1982.

For 2004, worldwide sales of audio CDs, CD-ROMs and CD-Rs reach about 30 billion discs. By 2007, 200 billion CDs don sell worldwide. CDs dey gradually dey replaced by other forms of digital storage and distribution, so audio CD sales rates for U.S. don drop about 50% from their peak; but dem still remain one of the main ways wey music industry dey distribute music. For 2014, revenues from digital music services match those from physical format sales for the first time.

Answers to the questions:

1. Wetin be compact disc?
2. Wetin be the abbreviation?
3. Why dem invent am?
4. Any other reasons?
5. E get another name?
6. Wetin be am?
7. E get other formats?
8. How many?
9. Name two of dem?
10. Wetin be VCD?
11. How long CDs don dey available to the public?
12. How many sales dem reach for 2004?
13. How many dem sell around the world by 2007?
14. Dem still dey popular?
15. Why?
16. Sales don drop?
17. By how much?
18. How sales be for 2014?
19. Wetin CD-RW mean?
20. Name another form?

Numbered answers:``` <response>: ```1. digital optical disc data storage format
2. CD
3. to store and play only sound recording
4. for storage of data
5. Yes
6. CD-ROM
7. Yes
8. 10
9. CD-R and CD-RW
10. Video Compact Disc
11. since October 1982.
12. about 30 billion discs
13. 200 billion
14. No
15. being replaced by other forms of digital storage and distribution,
16. Yes
17. about 50% from their peak;
18. revenues from digital music services matched those from physical format sales for the first time.
19. rewritable media
20. Super Video Compact Disc (SVCD)``` 