I answered as fast as I could :sunglasses:
They supposedly spent too much time apart
Answer:
The most unique feature of “The Ninth” was that Beethoven included chorus and vocal soloists in the final movement. He was the first major composer to do this in a symphony.
Answer:
What's the question. When you post the question I'll see if I can help
Fresco is permanent because the paint joins with the plaster so that the colors will not rub off. Frescos last for hundreds of years. If they are kept clean and dry, the colors will stay bright for a very long time. Fresco does not use dangerous chemicals.