I can’t see any possible options but secondary sources and online sources should be double checked and avoided if possible. few secondary sources are trustworthy like textbooks
He hauled Soviets out of Afghanistan and marked new arms control bargains. He called for glasnost or openness, and perestroika, rebuilding of the legislature and economy. Gorbachev additionally pushed the Soviet Union toward constrained private undertaking.
Answer:
Writing the letter sounds difficult and embarrassing, so he will quit.
That's a lot yikes. i have no clue sorry