Answer:
Explanation:
How did they come to the US? ... Therefore, many Chinese immigrated to the US from Canton after news of the gold discovery in California. Immigrants undertook a Pacific Ocean journey of three weeks by ship. Many passengers could barely afford steerage class travel.
It would be the "a. Social Security Administration" that was begun during the New Deal and still exists today, since many people rely on this in order to retire later in life.
I would say it has to be trade