Which of these modern styles typically left major decisions about compositions up to the performer?
minimalism
total serialism
chance music
none of the above

The person above me is correct

Explanation:

Often called indeterminate music, this style leaves aspects of a composition to "chance" or performer's decision. In a sense, therefore, composers of chance music gave up control of aspects of their music.

can you rephrase the question? was there a picture to go along with it?

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."