Alpine:(E) High Mountain ranges Tundra:(A) Alaska and Northern Canada Grassland:(C) Southwestern United States Deciduous forest (D) Central United States Desert: (B) Eastern United States I think am I correct.
Ultimately, the reforms initiated by Mikhail Gorbachev led to the downfall of the Soviet Union. The correct option among all the options that are given in the question is the third option. Mikhail Gorbachev was born on 2nd march in the year 1931. He was the eighth and the last leader of the soviet Union. After that many states departed from the Union and it came to be known as Russia.<span />
After the death of the prophet Muhammand, Islamic Culture invaded most of the Middle East and pieces of Spain, which unified their economic culture.