Do art since 1850 has been “finding itself” or was it getting lost and loosing its purpose?

In the 19th century, the spread of democracy and the rise of the middle class changed the equation. ... These ideals led to the birth of Modernism in the later 19th century through such movements as impressionism , expressionism , and Symbolism. Modernism is a concept born in the industrial revolution. The year 1800 in art is often estimated to be the beginning of the change from the Neoclassicism movement, that was based on Roman art, to the Romantic movement, which encouraged emotional art and ended around 1850.

Explanation:

pitch- the definition of pitch is as follows:

"the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone."