The incorrect statement is about the composer of the Messe de Nostre Dame being Chaucer, which is inaccurate.
The incorrect statement about the Messe de Nostre Dame is option c. This composition was not composed by Chaucer; it was created by Guillaume de Machaut around 1364. The Mass is renowned as one of the first works to set all five movements of the mass ordinary as a complete whole, revolutionizing medieval music.
This piece of music was most likely performed weekly in a side chapel of the Reims Cathedral and was significant in the development of polyphonic music during the medieval period.
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