We would need more information, are you sure this is all there is?
With the information that is given I believe that the answer is:
C. Constantly changing pieces of literature.
Answer:
Ethos may be a Greek acceptation "character" that's accustomed describe the guiding beliefs or ideals that characterize a community, nation, or ideology. The Greeks additionally used this word to visit the facility of music to influence emotions, behaviors, and even morals.
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Answer:
How fast a black hole spins. :)) lmk if its wrong !
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