This line graph shows the United States population from 1800 to 2000. What was the population in the year 2000? US Population O about 50 million about 100 million about 200 million Billions of people about 300 million 150 100 1820) 1920 1800 1840​

Quick using the information in the graph, one might speculate that a) w.w.i created increased job opportunities in the u.s. b) the election of president hoover in 1936 caused unemployment to decline. c) the return of soldiers following w.w.ii caused unemployment to increase in the u.s. d) the new deal programs of president roosevelt created employment opportunities in the u.s.