True. Although there are many people who believe that governors are irrelevant and that the president more or less decides everything with the congress, it is incorrect and bad governors can make a lot of damage to the state that the federal government has to repair out of tax payers money later.
The policy established by Mikhail Gorbachev was called glasnost and it can best be described as the policy of open discussion of political and social issues, which resulted in changes to the Soviet political structure. The correct option among all the options that are given in the question is the second option.
C - They had a rivalry during that time