Respuesta :
One of the primary cause of the downfall of the Soviet Union is that Mikhail Gorbachev provided the Soviets different economic and political options. Therefore, the answer is letter A. He failed to strictly implement the policies of the domestic economy, which is the perestroika, and glasnost, which is the political reform.
The reason why glasnost and perestroika contributed to the fall of the Soviet Union was They brought the outside world and different economic and political options to the people.
What was the effect of Glasnost and Perestroika?
The people of the Soviet Union had been repressed for a long time and did not enjoy the freedoms of the outside world.
Glasnost and perestroika were principles that brought some of these to the Soviet Union and once the people had it, they wanted more freedoms and this led to the Soviet Union falling.
In conclusion, option A is correct.
Find out more on Glasnost at https://brainly.com/question/1549512.