Explanation:
my answer is the third one
All of these are correct, except for C where the Persian army was defeated by the smaller Athenian army which created a turning point for Ancient Greece.
1 and 3 are the answers. I believe I've taken this test before
Gorbachev pursued glasnost and perestroika reforms because the Soviet economy could not keep up with the arms race. The correct option among all the options that are given in the question is the first option. The war of Afghanistan was proving a bit heavy on the Soviet economy. To stabilize the economy, Gorbachev pursued such policies.