The graph below is based on information from the 2020 U.S. Census.* Use the graph to answer the questions. Chart showing US population by age in 2022. X-axis is age from 0 to 100. Y-axis is population in hundreds if thousands. Age 0-9 = about 400. Age 10-19= about 440. Age 20-29= just under 450. Age 30-39= just under 450. Age 40-49= About 410. Age 50-59=About 425. Age 60-69=About 380. Age 70-79=About 240. Abe 80-89=About 100. Age 90-99=about 25. 100+=just above zero. Question 11 Which is the best estimate of the total population for age group 0-9? 400 400,000,000 40,000,000 40,000 I don't know