D....due to the ruckus at the Democratic National Convention over Vietnam
Answer:
I think this is the Answer (among people who had already settled in an area rich with hunting and gathering resources, where they began to establish private property rights. When wild plants or animals became less plentiful, they argue, people chose to begin farming instead of moving on.)
Answer:
John Sloan
His art is called Six O'Clock, Winter.
It was created in 1912