<em>The Soviet Union</em> also known as (U.S.S.R.) was the joint of 15 Soviet Socialist Republics in Eurasia from 1922 until 1991.
Mikhail Gorbachev, the last leader of the Soviet Union resigned on December 1991 and gave up power to the population, so <em>The Soviet Union</em> came to an end.
The country dissolved into 15 independent states, and the "Cold War" (<em>a period of tension after WWII</em>) between U.S.S.R. and U.S.A. also came to an end after this event.
"<em>In Russia, after the Soviet Union collapse, influential </em><em>Politicians</em><em> retained power by acquiring large numbers of </em><em>vouchers</em><em>, so the ruling class gained </em><em>economic</em><em> power in place of </em><em>political</em><em> power</em>".
Answer:
It is easier to reach a conclusion of causation from an experimental study than from an observational study because an experimental study is backed by evidence whereas an observational study is speculative.
Explanation:
An observational study is based on what appears to the eyes whereas an experimental study has facts and logical proof to connect the hypotheses to the conclusion. Before conclusions are reached in experimental studies, tests are conducted and stakeholders who are representative of the population are surveyed to obtain accurate data that can be further analyzed.
Observational studies are simply speculative and based on guesswork that cannot be relied upon.
Science cannot describe things that are moral truth.
Answer:
The correct answer is a) Federal system.
Explanation:
Countries whose government organization is based on a federal system are characterized by being divided into independent states, but they are managed by federal power. The federal system tries to find a balance in national needs.
Generally, when there is a federal system, it is divided into three powers, these are the legislative, judicial and executive power, each of them has different functions, and it is the executive power that is managed by the president of the nation.
<em>I hope this information can help you.</em>