This person was considered as the most vital French composer of the 20th century.

This was the commonly played instrument during the 20th century.

This is a 20th Century Music Style that explores inner feelings through exaggeration, distortion and misinterpretation of musical elements.

This person is considered as the most influential and innovative neoclassical musician.

Click the Show Reading Text and read the article and answer the question below.

What period changed the course of music history?