Answer:
The Soviet Union and the United States
Explanation:
Although World War II brought the two countries into alliance, based on the common aim of defeating Nazi Germany, the Soviet Union's aggressive, antidemocratic policy toward Eastern Europe had created tensions even before the war ended.
The answer is if the length of a guitar string matters than a short string should produce a different sound than a long string. The hypothetical-deductive reasoning is a very significant technique for testing theories or hypotheses. The HD method is one of the most uncomplicated methods communal to all scientific disciplines including biology, physics, and chemistry.