J. J. Johnson- was the one of the first trombonists to adapt the unwieldy nature of the instrument to bebop. a. True
b. False

The answer would be true

Aa i believe is the answer to your question

Generally spontaneous human combustion is something that still bewilders some, human combustion happens very rarely and doesn't affect the surrounding areas, so unless you want to set your self on fire, human combustion will remain spontaneous and very rare.