United States cut green cells to Soviet union United States stops cell of technology to Soviet union United States refuses to participate in 1980 Olympics. What would be the best title for the list? A. Responses to the invasion of Afghanistan.

B. Causes of the Cold War.

C. Effects of the Fall of the Berlin Wall.

D. Factors Leading to the Fall of the Soviet Union.

do your own work

you really need to do your own work and stop cheating

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.

the period of human evolution has coincided with environmental change, including ('hominin' refers to any bipedal species closely related to humans – that is, on how do we know earth's climate has changed? a map showing dates and locations of prehistoric archeological sites and migration routes from africa into.