You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Category: SCIENCE WORD ORIGINS 
Clue: Coined by the chemist J.B. van Helmont, the word gas comes from this Greek word meaning "unformed mass"
chaos

Category: FRENCH NOVELISTS 
Clue: Ideas in his novels that have come true include space travel, television & the submarine
jules verne

Category: AMERICAN FOLKLORE 
Clue: Name of the animal that measured 42 axe handles & 1 plug of chewing tobacco between the horns

babe the blue ox