The chants of the Catholic Church used only the major and minor scale patterns found in later music.
true
hope this helps!
I would say that D is the most important reason ie to monitor the location and magnitude of seismic activity to attempt to find patterns which may lead to the ability to predict the next earthquake in the world though individual seismic stations probably monitor more the seismic activity in their own country mostly though perhaps not exclusively.
A Sun dance is a very important ritual
The area of square a is 100
