How did a change in the environment affect the lives of Paleo Indians? It led to desertification of the region and forced the migration of humans in the area O li created a warmer climate that exposed people of the time to a greater variety of plant and animal life as resources. Olt led to a fluctuating climate and instability in the lives of the people of the time period. oli cooled down down the region, allowing larger, slow moving animals to be available to people of the period. -​

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the answer is b. you

i do not have access to the graph, but from 2001 to 2011 the rate of unemployment in the united states changed drastically. it remained relatively steady, at 5 percent, on average (4.4 percent in 2006 due to the economic expansion and 6 percent in 2002 as a result of the elevated costs of the war of terror) until 2008. it was then when the financial crisis, the worst since the great depression of 1929, occurred. during the recession that followed, the unemployment rate reached almost 10 percent in 2009, and in 2010 it was above 9 percent. by 2011 job losses had been continuous and prolonged for months, but the rate decreased timidly.