I think the 4th but I’m not 100% sure
Answer:
Crowdsourcing
Explanation:
He is getting work done by seeing if anyone in a certain crowd can do it.
Answer:
D
Explanation:
Neolithic means new, and in this era they started to domestic animals and learn how to serve from planting
Answer: Due to the poor sanitation of the internment camps, deadly diseases such as whooping cough, measles and dysentery spread among the Cherokee.
Explanation: