The Greek culture of this period served as the basis for art, society, philosophy, and education. The Romans then preserved these ideals by imitating them. The Greco-Roman practices and beliefs were deeply influential on the art, architecture, law/politics, culture, philosophy, and science of the modern western world.
I’ll that the other free points then since you got someone to do it:)
Answer:
Most likely when they wanted to make a sound of a stringed instrument
Explanation:
A viol is a stringed instrument, so the performer would use a stringed instrument to get the sound of a stringed instrument.