I think your right... It could be A.
Answer:
a,b,c,d,e,f,g,a,f,e,d,c,b,a (that is the first part) (this is the second part) b,c,d,e,f,g,a,b (hope this helps)
Gregorian Chant exhibits all except C. polyphony
Explanation:
Chant is monophony (one single line voice)
polyphony is more than one line together
omggg imagine
yea you speking spanish?