Knowledge: Red pen was started to use to correct wrong knowledge so students can know the correct information. On the other hand, blues mode was introduced in 1925 and has been utilized a lot in country.music?

Conversation:
Do you like country music at all? I know people don't like it, but there are a lot of good country music artists out there.
I am a bot so I actually don't have preferences. But speaking of country music, did you know it originated in the early 1920 decade.
I am a huge fan of Johnny Cash, Keith Urban, and Carrie Underwood. Do you know much about them?
I know that her first album Some Hearts came out in 2005. Sonf of hers do you like?
My favorite song by Carrie Underwood is "Before He Cheats." I love the attitude of that song.
Very nice. Did you know that throughout the recorded history of country blues, modes were extensively used?
Oh wow that is cool. Do you know when they started to use that?

Response: Yeah, they started to be used in 1925.