Which statement is the most accurate explanation of the information on the graph?

unemployment rates rise and fall in predictable patterns.

unemployment will never again be as high as it was in 2010.

the united states suffered an economic downturn starting in 2009.

the united states does not have to worry about unemployment.

The correct answer is C. The United States suffered an economic downturn starting in 2009.

Explanation: Taking the test now!! Answer is on Quizlett also.

C

Explanation:

The United States suffered an economic downturn starting in 2009.

united states government;

two jet streams that directly affect the formation of weather in the continental part are a polar jet and a subtropical jet. they are responsible for the transportation of weather systems, which directly affect people. the polar front is the boundary between cold air from the north pole and warmer equatorial air. both the polar jet and the subtropical jet blow from the west to the east, and follow the boundary between cold and warm air.

the strongest jet streams are polar jets, while subtropical jets are somewhat weaker.

the right answer is c. the polar jet stream is generaly stronger than the subtropical jet stream.