A. Solfege is the answer. This is the system of do-re-mi-fa-sol... etc.
Neumes are different notes sung on a syllable.
Tritone describes an interval (distance between 2 pitches) of 3 whole steps.
Organum is an early form of heterophony
Your answer is C hope this helps
It helped the French economy, which strengthened Napoleon's army.
Answer:
The purchase included land from fifteen present U.S. states and two Canadian provinces, including the entirety of Arkansas, Missouri, Iowa, Oklahoma, Kansas, and Nebraska; large portions of North Dakota and South Dakota; the area of Montana, Wyoming, and Colorado east of the Continental Divide
Hope this helps!!!