What occurred under the policy of perestroika? check all that apply. some private ownership of business was allowed. government control of the economy was reduced. some non-communist candidates were allowed. democratic government was established. totalitarianism remained as strong as ever.

Perestroika refers to the series of restructuring that took place In the Soviet union under the leadership of Gorbachev during the early 1990's; it included the followings:

Some private ownership of business was allowed.
Government control of the economy was reduced.
Democratic government was established.
Gorbachev called for introduction of democratic elements within the single party system.
The aim of these reforms was not abolish communism or the command economy but to make socialism more workable.

The correct answer are A.B.C:

Some private ownership of business was allowed.

Government control of the economy was reduced.

Some non-communist candidates were allowed.

Explanation:

6.7*10^9;
6.7*1,000,000,000
6,700,000,000
So, the answer is
C)6,700,000,000