Which of the following is NOT a 20th century composer?

This music may be described generally as having refinement, delicacy and vagueness.

This evokes moods and ideas for which the artist seeks to emotional experience rather that the physical reality.

The process of creating music using computers in synthesizing or producing digital audio signals.

A French composer who used many parallel chords and unprepared modulations.

The following are Debussy's musical pieces. EXCEPT:

He won the grand price in July of 1891 in Schumann's Sonata.

He is one of the famous composer who applied Expressionism technique in his composition.

It is also called aleatory music, which is deliverd from the Latin word ale, meaning "dice".