Which of the following best describes the period of reconstruction?
a; before the civil war when slavery flourished in the south
b: after the civil war when the federal government took control of southern states c: while the united states was rebuilding its relationships with other countries
d: after the mexican war when the economy of the united states improved

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.

is there multiple choice or do you need like an essay answer?

the last day of school because i didn’t have to go to school the next day