They were the world powers after WW2. One represented Communism, one still represents capitalism. <span />
<span>Both answers "a" and "e" are correct here. Like most inventions that make their way into prosperity, the development of the airplane was made a priority to aid in military efforts. The Army saw an advantage in using the planes to strike enemies from above and far from the locations of their own troops. It made winning battles easier.</span>
I think it the answer to this is A
Answer: depend on each other for social systems.
Explanation: they need each other for loans and bail-outs.
