Answer :
The correct answer to the question about the political history of the Soviet Union after Stalin's death is:
After Stalin's death, the Soviet Union had very few instances of stability, as it went through multiple leaders. Most leaders only lasted for a couple of years, with the exception of Brezhnev.
This statement accurately describes the turbulent political landscape that followed Stalin's death. The Soviet Union experienced a series of leadership changes, with leaders often serving for short periods, except for Brezhnev who had a relatively longer tenure. This period marked a lack of stability and frequent transitions in leadership within the Soviet Union.