Assigns differentusical lines to different instruments
A. True
Shaw did believe that all art should have some kind of 'message' but he wouldn't have necessarily called it a 'moral message'
An art movement is a tendency or style in art with a specific common philosophy or goal, followed by a group of artists during a restricted period of time, or, at least, with the heyday of the movement defined within usually a number of years.
Answer:
The answer is both. Despite most of Duchamp's work was a sort of spoof (including "N*ude Descending a Staircase"), the consequences of his trajectory represent a critical watershed in the History of Art.