The document provides information about medieval music. It discusses how during this period:
- Gregorian chant was the main music of the Catholic Church and was influenced by Pope Gregory I. It used neume notation and was monophonic.
- Early polyphony developed through organum, where additional voices were added above a Gregorian chant. Key figures like Leonin and Perotin advanced this style.
- Other music included troubadour songs and motets, with composers like Machaut writing some of the earliest polyphonic masses. Instruments included trumpets, sackbuts, and shawms. Overall, the Medieval period saw the beginning of Western music tradition with church music as the main influence