The bush administration bring about the collapse of the soviet union by

The correct answer is supporting Gorbachev's reforms. Gorbachev's reforms were more democratic than what was normally going on in the country and the US knew that if they helped increase the economic independence of the market that eventually the Soviet Union would collapse under pressure of the people who wanted to go west.

Sorry sir you did not give us the graph i typically but i'm very confused my conclusion is you're missing valuable information in the question