Which phrase best describes jazz fusion?

a. an energetic and emotional style of music that developed in response to cool jazz featuring fast tempos, loud dynamics, and blues and gospel influences

b. a style of jazz that combined traditional jazz concepts with elements of rock, r& b, or funk

c. a style of jazz in which performers are freed from traditional rules and each performer contributes his or her own feelings for the music in the moment

d. a style of jazz that combines improvisation with traditional latin american rhythm and melodies