If someone ever is homo-phobic to you and uses the bible you can say these things... "The bible says eating meat is a sin"
"The Bible says not to mark or pierce your skin"(meaning tattoos or earrings)
"The bible says love thy neighbor"
"The Bible says To condemn someone to heII you are condemning yourself"

The gregorian chant was a major cultural milestone in the middle ages. it was one of the first codified forms of music meant to be played as written, where previously it was difficult to mass-produce and disseminate any music. what's more, these chants were also some of the first examples of musical notation: the notes and bars of today's music sheets are a reflection of centuries of evolution beginning with these chants. it became official throughout the entirety of the catholic church, meaning that nearly all of europe followed this musical notation and styling.

Ask the teacher they will you