Either chants or madrigals, because motets and psalms are basically songs that are sacred, relating to the bible or chorus. So either it's chants or madrigals
Hope this helps ^^
My answer would be B, because studying is the better way know more deeper about how to start working, so if you want an employ and you have a degree it's easiest than when you don't have it, now there are people that not even studied and they are rich, but this doesnt apply for all the cases.
It was invented by Alhazen so I don't know if the same applies.
Answer:
all of the above mediums use texture.
Explanation: