Answer:
Um....hm...lemme see....let's say D. It seems to be the most reasonable.
Explanation:
They didn't. It's still going on
Answer: B lived in permanent settlements
Explanation: The Neolithic Revolution took place when many human cultures during the Neolithic period decided to switch from a lifestyle of hunting and gathering to one of agriculture this led to permanent settlements.
Answer: Social mobility means the movement between social classes
Explanation: