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: FRENCH CLASS 
Clue: If you approach the signal called feu rouge on a French road, you'd better do this
stop

Category: SOCIAL SCIENCE 
Clue: It's the study of the principles of punishment as well as the management of prisons
penology

Category: ANTHROPOLOGY 
Clue: In 1856 quarrymen in Germany unearthed part of a skeleton from this archaic man, the archetypal "caveman"

neanderthal