Answer:
Option A is correct.
Step-by-step explanation:
This word literally means publicity. It was a policy promoted by the Soviet leader Mikhail Gorbachev. It allowed more transparency from the government, and greater freedom for people to discuss and criticize the government, it also allowed greater freedom for the press, and other media to speak freely about their opinions on the USSR.
Its main purpose was to incentivize the people to get more involved in politics without fear of retaliation and seek solutions to common problems in the country.