Coleman Hawkins was experimenting with solos based on harmonic chord tones, a concept that became known as harmonic improvisation, or vertical playing. This required a thorough knowledge of and . This improvisational concept was highly influential to the future of bebop musicians.

chords and harmony

Explanation:

Coleman Hawkins used hormonic improvisation or vertical playing to create a name for himself. He brought a unique timbre, heavy dark way of playing with a sense of drama. He made the sax a real instrument and not a joke as sewn by people then.

The answer is thorough knowledge of chords arpeggiation with relevant extensions, alterations and substitution.

Explanation: