Which of the following is not one of the three basic elements of music? melody beat rhythm harmony

Which style of polyphony uses a borrowed chant and arranges several new melodies and texts above and unrelated to the chant?

What does it mean to have a bias (for example your bias of bts)?

In this unit, it is mentioned that in order to enter into the field of photography, most jobs require at least a high school degree. since there is a possibility you can attain one of these jobs with just finishing high school, why do some people get an associates or bachelor’s degree?